The band's leader finds herself in an bizarre situation, turned into a human messenger pigeon with messages written on her buttocks. Enduring relentless bullying from her bandmates, she is forced to perform naked on a live house stage amid frenzied fans, and is repeatedly assaulted. As she suffers intense physical and psychological torment, the story portrays the group mentality of the band and the bonds between its members. The delicate psychological portrayal and mounting tension are the highlights of this intense narrative.