Although he is the son of a hot spring inn, Takahiro is still a virgin even if he is over 30 years old due to his retreat and thoughtful personality. Yumi Takamine, a childhood friend, came back from Tokyo as a childhood friend and as a Nakai apprentice at Takahiro's inn. I started working. It's a chance for a thousand times, but it seems that her return home is quite deep. Is it possible for Takahiro to reverse the Ippatsu of love and fulfill his big wish?

清楚なルックスで人気を集める並木塔子主演のエロス作品。温泉旅館の跡取り息子・孝弘は、引っ込み思案な性格が災いし30歳を超えた今も童貞だった。お見合いを繰り返すも、連戦連敗。悶々とした日々を過ごしていたが、幼馴染で高嶺の花だった由美が東京から出戻ってきた。しかも、孝弘の宿で仲居見習いとして働きだすが、彼女の帰郷はどうやら“ワケあり”の様子。