diff --git a/asci.py b/asci.py
index 194b80d..1c6a215 100644
--- a/asci.py
+++ b/asci.py
@@ -1,4 +1,4 @@
-# Asci (1.8.0)
+# Asci (1.8.1)
 
 class Asci:
     def __init__(self, maps, entities, events_mapping, keys_mapping, behaviors=None, screen_width=21, screen_height=6):
@@ -20,7 +20,7 @@ class Asci:
         self._game_keys_mapping = {key: keys_mapping[key] for key in keys_mapping if not key in (1, 2, 3, 5)}
         
         # Custom entities behavior
-        self._behaviors = {"permanent": permanent, "stand by": stand_by, "follow": follow, "walk": walk}
+        self._behaviors = {"permanent": permanent, "stand by": stand_by, "follow": follow, "walk between": walk_between, "walk to": walk_to, "follow by player": follow_by_player}
         if behaviors:
             for i in behaviors: self._behaviors[i] = behaviors[i]
 
@@ -288,6 +288,7 @@ class Map:
         self.coords = coords
         self.entities = {}
 
+
 class Entity:
     def __init__(self, entity_id, symbol, map_id, x, y, behavior, *args):
         self.entity_id = entity_id
@@ -302,7 +303,7 @@ class Entity:
         if self.behavior != "permanent": self.behavior = new_behavior
 
     def teleport(self, map_id, x, y):
-        self.map_id, self.pos_x, self.pos_y = map_id, x, y
+        if self.behavio != "permanent": self.map_id, self.pos_x, self.pos_y = map_id, x, y
 
 
 # Functions used by Asci
@@ -415,9 +416,46 @@ def follow(entity, data, stat, screen, walkable):
         elif screen.get_cell(cases[0], cases[1]) in walkable: entity.pos_x, entity.pos_y = cases
 
 
-def walk(entity, data, stat, screen, walkable):
+def walk_between(entity, data, stat, screen, walkable):
     frame = (entity.args[0] + 1) % len(entity.args[1])
-    new_x, new_y = entity.args[1][frame]
+    new_x, new_y = _walk_engine(entity, frame)
     if screen.get_cell(new_x, new_y) in walkable:
         entity.pos_x, entity.pos_y = new_x, new_y
     entity.args[0] = frame
+
+
+def walk_to(entity, data, stat, screen, walkable):
+    frame = entity.args[0]
+    if len(entity.args[1]) == frame:
+        entity.behavior = "stand by"
+        entity.args = []
+        return
+
+    new_x, new_y = _walk_engine(entity, frame)
+    
+    if screen.get_cell(new_x, new_y) in walkable:
+        entity.pos_x, entity.pos_y = new_x, new_y
+    entity.args[0] += 1
+
+
+def follow_by_player(entity, data, stat, screen, walkable):
+    frame = entity.args[0]
+    if len(entity.args[1]) == frame:
+        entity.behavior = "stand by"
+        entity.args = []
+        return
+        
+    new_x, new_y = _walk_engine(entity, frame)
+
+    if abs(data[2] - new_x) < 5 and abs(data[3] - new_y) < 3 and screen.get_cell(new_x, new_y) in walkable:
+        entity.pos_x, entity.pos_y = new_x, new_y
+        if (new_x, new_y) == entity.args[1][frame]: entity.args[0] += 1
+
+
+def _walk_engine(entity, frame):
+    delta_x, delta_y = list(map(lambda x,y: y - x, (entity.pos_x, entity.pos_y), entity.args[1][frame]))
+    new_x = entity.pos_x
+    new_y = entity.pos_y
+    if delta_x: new_x += abs(delta_x) // delta_x
+    if delta_y: new_y += abs(delta_y) // delta_y
+    return new_x, new_y
\ No newline at end of file
diff --git a/samples/sample_5.py b/samples/sample_5.py
new file mode 100644
index 0000000..555a027
--- /dev/null
+++ b/samples/sample_5.py
@@ -0,0 +1,69 @@
+from asci import *
+
+exterieur = (r"""
+ _         ###
+/o\__     #####
+|_ <>\     ###  
+|^|__|     /_\ 
+ 
+                  
+
+
+|==|==|==|==|==|==|==|""",
+# Points de passage
+(1, 3, 1, 3, 5))
+
+
+interieur = (r"""
++----------+
+|          |
+|          |
+|          |
+|          |
++-|^|------+""",
+# Points de passage
+(3, 5, 0, 1, 3))
+
+
+carte_monde = (exterieur, interieur)
+entites = (
+    ["pnj", "*", 0, 2, 5, "stand by"],
+)
+
+
+def pnj(data, stat, entites, identifiant):
+    xp = data[0]["main"]
+
+    if identifiant == "pnj":
+        if xp == 1:
+            entites["pnj"].change_behavior("follow by player")
+            entites["pnj"].args = [0, ((3, 5), (16, 5), (16, 2))]
+
+        return {
+        "base": [0, "Moui ?"],
+        0: [0, "Tu me suis ?\n1.Oui\n2.Non", 2],
+        1: [2, "Parfait ! C'est parti !"],
+        2: [-2, "Rhoo alleezz..."],
+
+        3: [1, "Hehe"]
+        }
+
+    return [0, "Hmm ?"]
+
+
+
+def affichage_stat(data, stat):
+    pv, argent = stat
+    print("Statistiques")
+    print("PV : {}".format(pv))
+    print("Argent : {}".format(argent))
+    input()
+
+
+evenements = {"*": pnj}
+touche = {6: affichage_stat}
+
+
+def mon_jeu():
+    rpg_python = Asci(carte_monde, entites, evenements, touche)
+    rpg_python.mainloop(10, stat=[100, 5], data=[{"main": 0}, 0, 10, 3])