Ginji, a married man, fell in love with his student Moko Sakura at school and ended up marrying her. Their relationship continued even after graduation, culminating in marriage. As a final farewell trip, they head to a hot spring resort, where they passionately surrender to their intense emotions. From morning until night, they engage in relentless, intimate physical encounters. Accepting various acts such as restraint, deep throat, and creampie breeding, they etch their insatiable lust deep into each other's bodies. Over and over they climax, lips clinging moistly together until every last drop of semen is spent, driving their passion to its ultimate peak.