Nanami and Manabu have been dating for 3 years, the two have also lived together for 1 year and are preparing to get married. Because he was too busy with work and tired, every time Nanami wanted to have sex, Manabu refused. Too busy, Manabu asked his friend Takuya to help him prepare for the wedding ceremony. Nanami secretly made an appointment with Takuya to confess her worries. Unable to resist Nanami's beauty, Takuya wanted to have sex with her but Nanami flatly refused, she could only use her mouth to calm Takuya's desire. But he couldn't use his mouth forever, and when Nanami was negligent, Takuya suddenly thrust his cock into her so she couldn't resist...