The sexually masochistic yakuza boss, Yashiro, isn't the type to warm up to others easily. But when Chikara Doumeki, his newly hired bodyguard, catches his interest, he reconsiders his "hands-off" policy with subordinates. As Yashiro's invitations fail, the yakuza boss finds out his bodyguard has a very personal reason for staying at arm's length.
Yashiro is the president of the Shinseikai Enterprise. He leads a double life as a deviant and a masochist. Doumeki Chikara comes to work as a bodyguard for Yashiro. They begin an affair of two men with songs in their hearts.