Rui Kamishiro is an ordinary high school student and former member/director of the musical troupe Wonderland x Showtime. He has always been creative and good-natured with an unlimited imagination. But apparently due to stress, his mental state began to deteriorate, reaching a deep depression. His parents abandoned him and did not want to have anything to do with their sick son, he stopped visiting the doctor. The only one who can help him now is his friend and troupe leader Tsukasa