Interestingly the original design of the game. You find yourself in the city, on a street, which is an interesting building with many doors. The same building is on the opposite side of the street. Before starting the game you can see the main characters. Goes out the door a lot of characters. Movement is constant. You should have time to click on a character released until he was out of the other door. But click on the main characters can not, you will be removed for that score.