I have been tryinhg by delaying the time to press the button "wait..." in rates of 10 secs (1/5 10 secs, 2/5 20 secs, 3/5 30 secs) and reached 4/5 but at oppening the door the value seems to be random and it goes from 11 - 29 negative points wich doesnt let me get 5/5.
