Tora, a college student, typically indulges in lazy days until he stumbles upon Ryuu, an old-fashioned yankee, beneath a bridge. Following a group of hooligans assaulting Ryuu, Tora brings him home to mend his wounds. While caring for Ryuu, Tora discovers the agonizing reality that Ryuu was sexually violated by the attackers. Though Tora's own life may be in disarray, he cannot help but fret over Ryuu's welfare. Without any anticipations, their unconditional acts of kindness flourished into a loving relationship.