diff --git a/backend/api/blueprints/reports/muster_roll.py b/backend/api/blueprints/reports/muster_roll.py
index 0a787ce..65f9897 100644
--- a/backend/api/blueprints/reports/muster_roll.py
+++ b/backend/api/blueprints/reports/muster_roll.py
@@ -123,6 +123,16 @@ def init(blueprint_setup_state):
 # ---------------------------------------------------------------------------------------------------------------------
 
 
+async def close_browser() -> None:
+
+    current_app.printer("Closing failed browser session.")
+    current_app.cosec.quit()
+    current_app.printer("Cleanup attempt completed.")
+
+
+# ---------------------------------------------------------------------------------------------------------------------
+
+
 @muster_roll_report_bp.route("/generate", methods = ["GET"])
 @set_api_version(api_version = "1.0.0")
 @read_input(sanitize_headers = False, sanitize_data = False)
@@ -142,7 +152,9 @@ def init(blueprint_setup_state):
     header_validator = lambda x: SimpleCosecCredentialsHeaders(**x),
     data_validator = lambda x: CosecMusterRollReportRequestData(**x)
 )
-@handle_cancelled_request()
+@handle_cancelled_request(
+    cleanup_coro = close_browser
+)
 async def muster_roll_report_generate(
         inbound_headers: SimpleCosecCredentialsHeaders | dict = None,
         inbound_data: CosecMusterRollReportRequestData | dict = None,
@@ -174,7 +186,21 @@ async def muster_roll_report_generate(
 
     # If data was loaded:
     if report_data is not None:
-        report_data = report_data.to_dict(orient = "records")
+        report_data = report_data.copy()
+        report_data = report_data[[
+            "User ID", "User Name", "Category Name",
+            "Grade Name", "Branch Name", "Department Name",
+            "Direct Reporting", "Level-1"
+        ]]
+        unique_branches = report_data["Branch Name"].unique().tolist()
+        unique_depts = report_data[["Branch Name", "Department Name"]].drop_duplicates().to_dict(orient = "records")
+        unique_reportees = report_data[["Branch Name", "Department Name", "Direct Reporting"]].drop_duplicates().to_dict(orient = "records")
+        unique_combos = {
+            "Branch Name": unique_branches,
+            "Department Name": unique_depts,
+            "Direct Reporting": unique_reportees
+        }
+        report_data = unique_combos
         success = True
 
     # ┳┓
diff --git a/backend/api/helpers/muster_roll.py b/backend/api/helpers/muster_roll.py
index 0b81588..c059519 100644
--- a/backend/api/helpers/muster_roll.py
+++ b/backend/api/helpers/muster_roll.py
@@ -124,7 +124,7 @@ def load_from_cosec(
     masters_dir = os.path.join(base_dir, r"masters")
 
     # Create an instance of the automation object:
-    cosec = CosecWeb(
+    current_app.cosec = CosecWeb(
         cosec_url = cosec_url,
         username = username,
         password = password,
@@ -134,10 +134,10 @@ def load_from_cosec(
     )
 
     # Perform the login:
-    cosec.login(initial_sleep = 2.5)
+    current_app.cosec.login(initial_sleep = 2.5)
 
     # Get the in/out report:
-    report_path = cosec.get_muster_roll(
+    report_path = current_app.cosec.get_muster_roll(
         initial_sleep = 1.0,
         on_date = on_date or date_time.get_current_utc_date_time(),
         group_ids = group_ids,
@@ -145,10 +145,10 @@ def load_from_cosec(
     )
 
     # Log out to end the cycle:
-    cosec.logout()
+    current_app.cosec.logout()
 
     # Close the browser window:
-    cosec.quit()
+    current_app.cosec.quit()
 
     # If we didn't get any path, the download failed:
     if report_path is None:
@@ -158,7 +158,7 @@ def load_from_cosec(
     # Else, we parse the data and hold it:
     else:
         current_app.printer("Fetched Muster Roll.")
-        report_df = cosec.read_muster_roll_xls(report_path)
+        report_df = current_app.cosec.read_muster_roll_xls(report_path)
         report_df = report_df[[
             "User ID", "User Name", "Category Name",
             "Grade Name", "Branch Name", "Department Name",
diff --git a/cosec_web/cosec_web.py b/cosec_web/cosec_web.py
index c1ff2eb..8ba0f0c 100644
--- a/cosec_web/cosec_web.py
+++ b/cosec_web/cosec_web.py
@@ -47,6 +47,7 @@ import datetime
 import pandas as pd
 
 # My utils:
+from utils_v2.string import json
 from utils_v2.system import files
 from utils_v2.system import pfinfo
 
@@ -1247,17 +1248,26 @@ if __name__ == "__main__":
     # )
     #
     # Convert the Muster Roll to a Pandas DF:
-    muster_roll_path = r"D:\kps\PycharmProjects\cosec\downloads\Monthly_Details.xls"
+    muster_roll_path = r"D:\kps\PycharmProjects\cosec\cosec_web\sample_files\muster_roll.xls"
     muster_roll_df = CosecWeb.read_muster_roll_xls(muster_roll_path)
     muster_roll_df = muster_roll_df[[
         "User ID", "User Name", "Category Name",
         "Grade Name", "Branch Name", "Department Name",
         "Direct Reporting", "Level-1"
     ]]
-    muster_roll_df = muster_roll_df[:35]
-    print(muster_roll_df.to_string())
-    print("\n\n---\n\n")
-    print(muster_roll_df.info())
+    muster_roll_df = muster_roll_df[:20]
+    # print(muster_roll_df.to_string())
+    # print("\n\n---\n\n")
+    # print(muster_roll_df.info())
+    unique_branches = muster_roll_df["Branch Name"].unique().tolist()
+    unique_depts = muster_roll_df[["Branch Name", "Department Name"]].drop_duplicates().to_dict(orient = "records")
+    unique_reportees = muster_roll_df[["Branch Name", "Department Name", "Direct Reporting"]].drop_duplicates().to_dict(orient = "records")
+    unique_combos = {
+        "Branch Name": unique_branches,
+        "Department Name": unique_depts,
+        "Direct Reporting": unique_reportees
+    }
+    print("UNIQUE COMBOS:", json.to_string(unique_combos))
 
     # # Log out to end the cycle:
     # cosec.logout()