Yusuke works part-time work at a convenience store. He has a recurring dreaming involving a man in a horse mask and can't stop thinking about him. One day, Yusuke runs into his ex-bandmates. It feels like a reoccurring memory which he tries to forget. An unpleasant doll which his ex-girlfriend picked up on the street, a homeless man, the man in the horse mask, inaudible music. Yusuke is drawn by the man in the horse mask in his dream.