Hirofumi wakes up one morning being told he has regained his memory. Having no idea what his mother has just told him, he goes to his doctor's office with her. His doctor tells him he has had amnesia, and he realizes he can't remember anything from the past two years.
He's left a journal for himself from the past two years, telling him what he'll forget... including his boyfriend Daigo. Hirofumi can't believe he's gay, and refuses to accept it. But he can't stand seeing the sad face of Daigo. Will he learn to accept what he is, or throw away what he used to be?