diff --git a/game/storyline.rpy b/game/storyline.rpy
index 5e5db3d..d7abd0a 100644
--- a/game/storyline.rpy
+++ b/game/storyline.rpy
@@ -1,5 +1,5 @@
 # Store the general chapters inside an array for easy manipulation
-define general_chapters = [
+default chapter_list = [
     "chapter_1", "chapter_2", "chapter_3", "chapter_4", "chapter_5",
     "chapter_6", "chapter_7", "chapter_8", "chapter_9", "chapter_10", "chapter_11"
 ]
@@ -12,16 +12,14 @@ define ending_routes = {
 }
 
 
-default chapters_array_length = len(general_chapters) - 1
-
-default chapter_index = 0 # Index number for the current position of the general chapters array
+default chapter_list_length = len(chapter_list) - 1
+default chapter_list_index = 0 # Index number for the current position of the general chapters array
 
 # This stores the name of the label as a string
-# When starting a new game, it takes the first element of the general_chapters array
-default current_general_chapter = general_chapters[chapter_index]
+# When starting a new game, it takes the first element of the chapter_list array
+default current_chapter = chapter_list[chapter_list_index]
 
 default ending_route_number = None
-
 default is_end_reached = False
 
 
@@ -41,38 +39,50 @@ init -1 python:
 init python:
 
     def next_story_chapter():
-        global chapter_index
-        global current_general_chapter
-        global ending_route_number
-        global is_end_reached
+        global chapter_list_index, current_chapter, ending_route_number
 
+        # Add check "is_end_reached" to have this if statement be executed only once when finishing the general chapters
         if not is_end_reached and is_end_of_chapters():
-            ending_route_number = get_ending()
-            add_ending_chapters()
-            is_end_reached = True
+            process_ending()
             
-        if chapter_index < chapters_array_length:
-            chapter_index += 1
-            current_general_chapter = general_chapters[chapter_index]
-            renpy.call(current_general_chapter)
+        if chapter_list_index < chapter_list_length:
+            chapter_list_index += 1
+            current_chapter = chapter_list[chapter_list_index]
+            renpy.call(current_chapter)
         else:
-            ending_image()
-            renpy.call("lending")
+            end_story()
     
 
     def is_end_of_chapters():
-        return chapter_index >= chapters_array_length
+        return chapter_list_index >= chapter_list_length
+
+
+    def process_ending():
+        global ending_route_number
+
+        ending_route_number = get_ending()
+        add_ending_chapters()
+        update_ending_variables()
 
 
     def add_ending_chapters():
-        global general_chapters
-        global chapters_array_length
+        global chapter_list
 
         if ending_route_number in ending_routes:
-            general_chapters.extend(ending_routes[ending_route_number])
-            chapters_array_length = len(general_chapters) - 1
-            # renpy.block_rollback() BLOQUEAR O CAMBIARLO A TUPLE
-            general_chapters = tuple(general_chapters)
+            chapter_list.extend(ending_routes[ending_route_number])     
 
 
+    def update_ending_variables():
+        global chapter_list_length
+        global is_end_reached
+
+        # chapter_list_length is updated to reflect the addition to the chapter_list array
+        chapter_list_length = len(chapter_list) - 1
+        is_end_reached = True
+
+    
+    def end_story():
+        ending_image()
+        renpy.call("lending")
+