Momoko has been married for 10 years, but things haven't been going well with her husband lately. She meets Yamashita, her ex-boyfriend, at a class reunion. Yamashita is also living alone, and the two gradually grow closer, due to the loneliness and the power of alcohol. After seeing Momoko off drunk, Yamashita can't control his feelings and embraces her. Momoko also accepts Yamashita's passionate, deep, and loving caresses, entwining her legs with his, pressing their sweaty bodies together...