Traumatized by school, Jun Sakurada spends his days at home as a shut-in, purchasing things online, only to send them back before the free trial period ends. So when a note appears on his desk, asking whether or not he would wind something, he assumes it was something he ordered and carelessly circles "yes," changing his life forever. A box arrives with a wind up doll inside, but this is no ordinary toy: after Jun wi...