Yuuki is a model at a private photoshoot. One day, a customer fixated on her huge breasts makes her massage them. Yuuki can't help but feel aroused, and the next customer also massages her breasts, giving her a titjob and handjob. The customers who come escalate, and finally her body is played with. She then invites her favorite customer to her house and indulges in obscene sex with him...