diff --git a/examples/st_game/actions/gen_iter_chat_utt.py b/examples/st_game/actions/gen_iter_chat_utt.py
new file mode 100644
index 000000000..02a96191f
--- /dev/null
+++ b/examples/st_game/actions/gen_iter_chat_utt.py
@@ -0,0 +1,101 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+# @Desc   : generate_iterative_chat_utt
+
+from metagpt.logs import logger
+from metagpt.schema import Message
+
+from ..roles.st_role import STRole
+from ..actions.st_action import STAction
+from ..utils.utils import extract_first_json_dict
+from ..maze import Maze
+
+
+class GenIterChatUTT(STAction):
+
+    def __init__(self, name="GenIterChatUTT", context: list[Message] = None, llm=None):
+        super().__init__(name, context, llm)
+
+    def _func_validate(self, llm_resp: str, prompt: str) -> bool:
+        resp = False
+        try:
+            _ = extract_first_json_dict(llm_resp)
+            resp = True
+        except Exception as exp:
+            pass
+        return resp
+
+    def _func_cleanup(self, llm_resp: str, prompt: str) -> dict:
+        gpt_response = extract_first_json_dict(llm_resp)
+
+        cleaned_dict = dict()
+        cleaned = []
+        for key, val in gpt_response.items():
+            cleaned += [val]
+        cleaned_dict["utterance"] = cleaned[0]
+        cleaned_dict["end"] = True
+        if "f" in str(cleaned[1]) or "F" in str(cleaned[1]):
+            cleaned_dict["end"] = False
+
+        return cleaned_dict
+
+    def _func_fail_default_resp(self) -> dict:
+        cleaned_dict = dict()
+        cleaned_dict["utterance"] = "..."
+        cleaned_dict["end"] = False
+        return cleaned_dict
+
+    async def run(self, maze: Maze, init_role: STRole, target_role: STRole, retrieved: dict, curr_context: str,
+                  curr_chat: list[str], *args, **kwargs) -> dict:
+        def create_prompt_input(maze: Maze, init_role: STRole, target_role: STRole,
+                                retrieved: dict, curr_context: str, curr_chat: list[str]):
+            role = init_role
+            scratch = role._rc.scratch
+            target_scratch = target_role._rc.scratch
+            prev_convo_insert = "\n"
+            if role._rc.memory.chat_list:
+                for i in role._rc.memory.chat_list:
+                    if i.object == target_role.name:
+                        v1 = int((scratch.curr_time - i.created).total_seconds() / 60)
+                        prev_convo_insert += f"{str(v1)} minutes ago, {scratch.name} and " \
+                                             f"{target_scratch.name} were already {i.description} " \
+                                             f"This context takes place after that conversation."
+                        break
+            if prev_convo_insert == "\n":
+                prev_convo_insert = ""
+            if role._rc.memory.chat_list:
+                if int((scratch.curr_time - role._rc.memory.chat_list[-1].created).total_seconds() / 60) > 480:
+                    prev_convo_insert = ""
+            print(prev_convo_insert)
+
+            curr_sector = f"{maze.access_tile(scratch.curr_tile)['sector']}"
+            curr_arena = f"{maze.access_tile(scratch.curr_tile)['arena']}"
+            curr_location = f"{curr_arena} in {curr_sector}"
+
+            retrieved_str = ""
+            for key, vals in retrieved.items():
+                for v in vals:
+                    retrieved_str += f"- {v.description}\n"
+
+            convo_str = ""
+            for i in curr_chat:
+                convo_str += ": ".join(i) + "\n"
+            if convo_str == "":
+                convo_str = "[The conversation has not started yet -- start it!]"
+
+            init_iss = f"Here is Here is a brief description of {scratch.name}.\n{scratch.get_str_iss()}"
+            prompt_input = [init_iss, scratch.name, retrieved_str, prev_convo_insert,
+                            curr_location, curr_context, scratch.name, target_scratch.name,
+                            convo_str, scratch.name, target_scratch.name,
+                            scratch.name, scratch.name,
+                            scratch.name
+                            ]
+            return prompt_input
+
+        prompt_input = create_prompt_input(maze, init_role, target_role, retrieved, curr_context, curr_chat)
+        prompt = self.generate_prompt_with_tmpl_filename(prompt_input,
+                                                         "iterative_convo_v1.txt")
+        # original using `ChatGPT_safe_generate_response_OLD`
+        self.fail_default_resp = self._func_fail_default_resp()
+        output = await self._run_v1(prompt)
+        return output
diff --git a/examples/st_game/plan/converse.py b/examples/st_game/plan/converse.py
new file mode 100644
index 000000000..cf1d92f08
--- /dev/null
+++ b/examples/st_game/plan/converse.py
@@ -0,0 +1,110 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+# @Desc   : conversation between two agents
+
+from typing import Union, Tuple
+
+from metagpt.logs import logger
+
+from ..maze import Maze
+from ..roles.st_role import STRole
+from ..memory.retrieve import new_retrieve
+from ..actions.agent_chat_sum_rel import AgentChatSumRel
+from ..actions.gen_iter_chat_utt import GenIterChatUTT
+
+
+def agent_conversation(maze: Maze, init_role: STRole, target_role: STRole) -> list[str]:
+    curr_chat = []
+    logger.info(f"Role: {init_role.name} starts a conversation with Role: {target_role.name}")
+
+    conv_rounds = 8
+    for idx in range(conv_rounds):
+        scratch = init_role._rc.scratch
+        target_scratch = target_role._rc.scratch
+
+        focal_points = [f"{target_scratch.name}"]
+        retrieved = new_retrieve(init_role, focal_points, 50)
+        relationship = generate_summarize_agent_relationship(init_role, target_role, retrieved)
+        print("-------- relationship: ", relationship)
+        last_chat = ""
+        for i in curr_chat[-4:]:
+            last_chat += ": ".join(i) + "\n"
+        if last_chat:
+            focal_points = [f"{relationship}",
+                            f"{target_scratch.name} is {target_scratch.act_description}",
+                            last_chat]
+        else:
+            focal_points = [f"{relationship}",
+                            f"{target_scratch.name} is {target_scratch.act_description}"]
+        retrieved = new_retrieve(init_role, focal_points, 15)
+        utt, end = generate_one_utterance(maze, init_role, target_role, retrieved, curr_chat)
+
+        curr_chat += [[scratch.name, utt]]
+        if end:
+            break
+
+        focal_points = [f"{scratch.name}"]
+        retrieved = new_retrieve(target_role, focal_points, 50)
+        relationship = generate_summarize_agent_relationship(target_role, init_role, retrieved)
+        print("-------- relationship: ", relationship)
+        last_chat = ""
+        for i in curr_chat[-4:]:
+            last_chat += ": ".join(i) + "\n"
+        if last_chat:
+            focal_points = [f"{relationship}",
+                            f"{scratch.name} is {scratch.act_description}",
+                            last_chat]
+        else:
+            focal_points = [f"{relationship}",
+                            f"{scratch.name} is {scratch.act_description}"]
+        retrieved = new_retrieve(target_role, focal_points, 15)
+        utt, end = generate_one_utterance(maze, target_role, init_role, retrieved, curr_chat)
+
+        curr_chat += [[target_scratch.name, utt]]
+        if end:
+            break
+
+    print("July 23 PU")
+    for row in curr_chat:
+        print(row)
+    print("July 23 FIN")
+
+    return curr_chat
+
+
+def generate_summarize_agent_relationship(init_role: STRole,
+                                          target_role: STRole,
+                                          retrieved: dict) -> str:
+    all_embedding_keys = list()
+    for key, val in retrieved.items():
+        for i in val:
+            all_embedding_keys += [i.embedding_key]
+    all_embedding_key_str = ""
+    for i in all_embedding_keys:
+        all_embedding_key_str += f"{i}\n"
+
+    summarized_relationship = AgentChatSumRel().run(init_role,
+                                                    target_role,
+                                                    all_embedding_key_str)
+    return summarized_relationship
+
+
+def generate_one_utterance(maze: Maze, init_role, target_role, retrieved: dict, curr_chat: list) -> Tuple[str, str]:
+    # Chat version optimized for speed via batch generation
+    scratch = init_role._rc.scratch
+    target_scratch = target_role._rc.scratch
+    curr_context = (f"{scratch.name} " +
+                    f"was {scratch.act_description} " +
+                    f"when {scratch.name} " +
+                    f"saw {target_scratch.name} " +
+                    f"in the middle of {target_scratch.act_description}.\n")
+    curr_context += (f"{scratch.name} " +
+                     f"is initiating a conversation with " +
+                     f"{target_scratch.name}.")
+
+    print("July 23 5")
+    x = GenIterChatUTT().run(maze, init_role, target_role, retrieved, curr_context, curr_chat)
+
+    print("July 23 6")
+
+    return x["utterance"], x["end"]
diff --git a/examples/st_game/prompts/decide_to_talk_v2.txt b/examples/st_game/prompts/decide_to_talk_v2.txt
new file mode 100644
index 000000000..94204f9eb
--- /dev/null
+++ b/examples/st_game/prompts/decide_to_talk_v2.txt
@@ -0,0 +1,18 @@
+decide_to_talk_v1.txt
+
+<commentblockmarker>###</commentblockmarker>
+Task -- given context, determine whether the subject will initiate a conversation with another. 
+Format: 
+Context: []
+Question: []
+Reasoning: []
+Answer in "yes" or "no": []
+---
+Context: !<INPUT 0>! 
+Right now, it is !<INPUT 1>!. !<INPUT 2>! and !<INPUT 3>! last chatted at !<INPUT 4>! about !<INPUT 5>!. 
+!<INPUT 6>! 
+!<INPUT 7>! 
+
+Question: Would !<INPUT 8>! initiate a conversation with !<INPUT 9>!? 
+
+Reasoning: Let's think step by step.
\ No newline at end of file
diff --git a/examples/st_game/prompts/iterative_convo_v1.txt b/examples/st_game/prompts/iterative_convo_v1.txt
new file mode 100644
index 000000000..7bd4e7216
--- /dev/null
+++ b/examples/st_game/prompts/iterative_convo_v1.txt
@@ -0,0 +1,46 @@
+iterative_convo_v1.txt
+
+Variables: 
+!<INPUT 0>! -- persona ISS
+!<INPUT 1>! -- persona name
+!<INPUT 2>! -- retrieved memory
+!<INPUT 3>! -- past context
+!<INPUT 4>! -- current location
+!<INPUT 5>! -- current context
+!<INPUT 6>! -- persona name
+!<INPUT 7>! -- target persona name
+!<INPUT 8>! -- curr convo
+!<INPUT 9>! -- persona name
+!<INPUT 10>! -- target persona name
+!<INPUT 11>! -- persona name
+!<INPUT 12>! -- persona name
+!<INPUT 13>! -- persona name
+<commentblockmarker>###</commentblockmarker>
+Context for the task: 
+
+PART 1. 
+!<INPUT 0>!
+
+Here is the memory that is in !<INPUT 1>!'s head: 
+!<INPUT 2>!
+
+PART 2. 
+Past Context: 
+!<INPUT 3>!
+
+Current Location: !<INPUT 4>!
+
+Current Context: 
+!<INPUT 5>!
+
+!<INPUT 6>! and !<INPUT 7>! are chatting. Here is their conversation so far: 
+!<INPUT 8>!
+
+---
+Task: Given the above, what should !<INPUT 9>! say to !<INPUT 10>! next in the conversation? And did it end the conversation?
+
+Output format: Output a json of the following format: 
+{
+"!<INPUT 11>!": "<!<INPUT 12>!'s utterance>",
+"Did the conversation end with !<INPUT 13>!'s utterance?": "<json Boolean>"
+}
\ No newline at end of file
diff --git a/examples/st_game/prompts/new_decomp_schedule_v1.txt b/examples/st_game/prompts/new_decomp_schedule_v1.txt
new file mode 100644
index 000000000..e21dc69eb
--- /dev/null
+++ b/examples/st_game/prompts/new_decomp_schedule_v1.txt
@@ -0,0 +1,24 @@
+new_decomp_schedule_v1.txt
+
+Variables: 
+!<INPUT 0>! -- persona name 
+!<INPUT 1>! -- start hour
+!<INPUT 2>! -- end hour 
+!<INPUT 3>! -- original plan
+!<INPUT 4>! -- persona name
+!<INPUT 5>! -- new event
+!<INPUT 6>! -- new event duration
+!<INPUT 7>! -- persona name 
+!<INPUT 8>! -- start hour
+!<INPUT 9>! -- end hour 
+!<INPUT 10>! -- end hour 
+!<INPUT 11>! -- new schedule init 
+
+
+<commentblockmarker>###</commentblockmarker>
+Here was !<INPUT 0>!'s originally planned schedule from !<INPUT 1>! to !<INPUT 2>!. 
+!<INPUT 3>!
+
+But !<INPUT 4>! unexpectedly ended up !<INPUT 5>! for !<INPUT 6>! minutes. Revise !<INPUT 7>!'s schedule from !<INPUT 8>! to !<INPUT 9>! accordingly (it has to end by !<INPUT 10>!). 
+The revised schedule:
+!<INPUT 11>!
\ No newline at end of file
diff --git a/examples/st_game/prompts/summarize_chat_relationship_v2.txt b/examples/st_game/prompts/summarize_chat_relationship_v2.txt
new file mode 100644
index 000000000..6f71824da
--- /dev/null
+++ b/examples/st_game/prompts/summarize_chat_relationship_v2.txt
@@ -0,0 +1,15 @@
+summarize_chat_relationship_v2.txt
+
+Variables: 
+!<INPUT 0>! -- Statements
+!<INPUT 1>! -- curr persona name
+!<INPUT 2>! -- target_persona.scratch.name
+
+<commentblockmarker>###</commentblockmarker>
+[Statements]
+!<INPUT 0>!
+
+Based on the statements above, summarize !<INPUT 1>! and !<INPUT 2>!'s relationship. What do they feel or know about each other?
+
+
+"
\ No newline at end of file
diff --git a/examples/st_game/prompts/summarize_conversation_v1.txt b/examples/st_game/prompts/summarize_conversation_v1.txt
new file mode 100644
index 000000000..1cb423c7d
--- /dev/null
+++ b/examples/st_game/prompts/summarize_conversation_v1.txt
@@ -0,0 +1,11 @@
+summarize_conversation_v1.txt
+
+Variables: 
+!<INPUT 0>! -- init_persona_name
+
+<commentblockmarker>###</commentblockmarker>
+Conversation: 
+!<INPUT 0>!
+
+Summarize the conversation above in one sentence:
+This is a conversation about
\ No newline at end of file