Miu joins a company trip held as her farewell before leaving to marry her office boyfriend, only to discover they are staying at an inn she once visited with the boss she secretly loved. Alone together that night, they can no longer suppress their feelings and begin an affair with deep kissing and sex. They keep meeting in secret throughout the trip for passionate, intimate encounters. Believing this may be their last chance to see each other, she forgets her future husband and repeatedly begs her boss to creampie her.