In a world which is invaded and controlled by Jokers, the story begins with a ‘maniac’ girl called Doris who fight alone with Jokers. She is not trying to be a saviour, she has no interest to others, yet only running and fighting can bring her happiness and pleasure. Features： 1. Be an adventurer! Defeat the Jokers and get to the end! This is not only an parkour game, you can also call us action game! Beat all the enemies you met! Nothing can stop you and nothing is unbreakable! Vivid immersio