diff --git a/sonic-radiance.love/datas/gamedata/events/test/rouge.lua b/sonic-radiance.love/datas/gamedata/events/test/rouge.lua
new file mode 100644
index 0000000..c79b0bf
--- /dev/null
+++ b/sonic-radiance.love/datas/gamedata/events/test/rouge.lua
@@ -0,0 +1,9 @@
+return {
+    ["actions"] = {
+        {"dialogBox", "", "Hi Big Blue. Let's test a bit the choice dialog.", "Rouge", ""},
+        {"optionBox", "", "What do you want ?", "Rouge", "", "Ring", "A health fruit", "Battling badnics", "optionFlag"},
+        {"dialogBox", "optionFlag:1", "Oooh, in need of cash ?", "Rouge", ""},
+        {"dialogBox", "optionFlag:2", "Did you failed your battle ? Well, you'll have to train more", "Rouge", ""},
+        {"dialogBox", "optionFlag:3", "Let's see if you can keep it up", "Rouge", ""},
+    }
+}
\ No newline at end of file
diff --git a/sonic-radiance.love/datas/gamedata/maps/sti/plain/test.lua b/sonic-radiance.love/datas/gamedata/maps/sti/plain/test.lua
index 11e4b3a..df0b581 100644
--- a/sonic-radiance.love/datas/gamedata/maps/sti/plain/test.lua
+++ b/sonic-radiance.love/datas/gamedata/maps/sti/plain/test.lua
@@ -485,6 +485,7 @@ return {
           properties = {
             ["charId"] = 2,
             ["charset"] = "perso2",
+            ["event"] = "test.rouge",
             ["isSolid"] = true
           }
         },
diff --git a/sonic-radiance.love/datas/gamedata/maps/sti/plain/test.tmx b/sonic-radiance.love/datas/gamedata/maps/sti/plain/test.tmx
index 8509c2c..34f1bbf 100644
--- a/sonic-radiance.love/datas/gamedata/maps/sti/plain/test.tmx
+++ b/sonic-radiance.love/datas/gamedata/maps/sti/plain/test.tmx
@@ -105,6 +105,7 @@
    <properties>
     <property name="charId" type="int" value="2"/>
     <property name="charset" value="perso2"/>
+    <property name="event" value="test.rouge"/>
     <property name="isSolid" type="bool" value="true"/>
    </properties>
   </object>
diff --git a/sonic-radiance.love/game/events/arguments.lua b/sonic-radiance.love/game/events/arguments.lua
index 453672c..0d78b62 100644
--- a/sonic-radiance.love/game/events/arguments.lua
+++ b/sonic-radiance.love/game/events/arguments.lua
@@ -2,6 +2,7 @@ return {
     ["wait"] = {"duration"},
     ["simpleMessage"] = {"message"},
     ["dialogBox"] = {"message", "title", "avatar"},
+    ["optionBox"] = {"message", "title", "avatar", "option1", "option2", "option3", "flag"},
     --[name] = {args...},
 }
 
diff --git a/sonic-radiance.love/game/events/event/dialogbox.lua b/sonic-radiance.love/game/events/event/dialogbox.lua
index dfcb9a1..359dcc5 100644
--- a/sonic-radiance.love/game/events/event/dialogbox.lua
+++ b/sonic-radiance.love/game/events/event/dialogbox.lua
@@ -9,7 +9,40 @@ function DialogBox:new(controller, args)
 end
 
 function DialogBox:start()
-    Talkies.say(self.arguments.title, self.arguments.message)
+    local args = self:addOptions()
+    
+    if (args == nil) then
+        Talkies.say(self.arguments.title, self.arguments.message)
+    else
+        Talkies.say(self.arguments.title, self.arguments.message, args)
+    end
+end
+
+function DialogBox:addOptions()
+    local args = {}
+    args.options = {}
+    local haveAddedSomething = false
+    if (self.arguments.option1 ~= nil) then
+        table.insert(args.options, {self.arguments.option1, function() self:setOption(1) end})
+        haveAddedSomething = true
+    end
+    if (self.arguments.option2 ~= nil) then
+        table.insert(args.options, {self.arguments.option2, function() self:setOption(2) end})
+        haveAddedSomething = true
+    end
+    if (self.arguments.option3 ~= nil) then
+        table.insert(args.options, {self.arguments.option3, function() self:setOption(3) end})
+        haveAddedSomething = true
+    end
+    if (haveAddedSomething) then
+        return args
+    end
+end
+
+function DialogBox:setOption(num)
+    print("option " .. num .. " chosen")
+    self.events:addFlag(self.arguments.flag, num)
+    self:finish()
 end
 
 function DialogBox:update(dt)
diff --git a/sonic-radiance.love/game/events/event/init.lua b/sonic-radiance.love/game/events/event/init.lua
index 607095d..759c906 100644
--- a/sonic-radiance.love/game/events/event/init.lua
+++ b/sonic-radiance.love/game/events/event/init.lua
@@ -1,5 +1,6 @@
 return {
     ["wait"] = require("game.events.event.wait"),
     ["simpleMessage"] = require("game.events.event.simpleMessage"),
-    ["dialogBox"] = require("game.events.event.dialogbox")
+    ["dialogBox"] = require("game.events.event.dialogbox"),
+    ["optionBox"] = require("game.events.event.dialogbox")
 }
\ No newline at end of file
diff --git a/sonic-radiance.love/game/events/init.lua b/sonic-radiance.love/game/events/init.lua
index 027ffc7..2be7d12 100644
--- a/sonic-radiance.love/game/events/init.lua
+++ b/sonic-radiance.love/game/events/init.lua
@@ -12,10 +12,12 @@ function EventManager:new(scene)
     self.currentStepId = 0
     self.currentStep = nil
     self.stepList = {}
+    self.flags = {}
 end
 
 function EventManager:startEvent(owner, stepList)
   self.stepList = stepList
+  self.flags = {}
   self.owner = owner
   self.isStarted = true
   self.currentStepId = 0
@@ -23,6 +25,29 @@ function EventManager:startEvent(owner, stepList)
   self.scene:startEvent()
 end
 
+function EventManager:addFlag(flagname, flagcontent)
+  if (flagcontent == true) then
+    flagcontent = "V"
+  end
+  if (flagcontent == false) then
+    flagcontent = "F"
+  end
+  local flag = flagname .. ":" .. flagcontent
+  table.insert(self.flags, flag)
+end
+
+function EventManager:haveFlag(flagToTest)
+  if (flagToTest == nil or flagToTest == "") then
+    return true
+  end
+  for i, flag in ipairs(self.flags) do
+    if (flag == flagToTest) then
+      return true
+    end
+  end
+  return false
+end
+
 function EventManager:update(dt)
     if (self.isStarted) then
         if (self.currentStep ~= nil) then
@@ -38,8 +63,12 @@ function EventManager:switchStep()
     self.currentStepId = self.currentStepId + 1
     local stepData = eventUtils.getStepDatas(self.stepList[self.currentStepId])
     core.debug:print("event", "Starting step " .. stepData.name)
-    if (stepObjectList[stepData.name] ~= nil) then
-      self.currentStep = stepObjectList[stepData.name](self, stepData.arguments)
+    if (not self:haveFlag(stepData.condition)) then
+      self:switchStep()
+    else
+      if (stepObjectList[stepData.name] ~= nil) then
+        self.currentStep = stepObjectList[stepData.name](self, stepData.arguments)
+      end
     end
   else
     self:endEvent()