Crush is a platformer @-@ puzzle video game developed by Kuju Entertainment 's Zoë Mode studio and published by Sega in 2007 for the PlayStation Portable . Its protagonist is Danny , a young man suffering from insomnia , who use an experimental device to explore his mind and discover the cause of his sleeplessness . Each level of the game , representing events from Danny 's life and inspired by artists such as Tim Burton and M.C. Escher , require the player to control Danny as he collect his " lost marbles " and other thoughts .