"A beautiful wife who's a great cook and is also very active in bed... I'm so jealous..." Shinji reunites with his college friend, Yuji. Yuji, who got married a few years ago, boasts about his wife and invites Shinji to his home. But faced with his friend's beautiful and sexually active wife, Nanami, Shinji hatches a plan. His plan is to show Nanami that he's a bigger lover than her husband. Shinji secretly visits his friend's house and meets Nanami...