After a breakup, adult university student Suzuki moves into a new apartment and spends his days alone. He soon becomes attracted to his neighbor Honoka, but because she is married, he can only suppress his feelings. One day she invites him into her home. Amused by his nervousness, Honoka begins making provocative advances that throw the virgin young man’s routine into chaos, eventually silencing his objections with kisses, holding him down, and taking his virginity.