Tomoe, the respectable president of his designing company, is blindsided on his 33rd birthday when his coworkers discover a shocking secret: he is still a virgin. The revelation is met with surprise, as Tomoe appears to be the perfect man whom anyone would want to be with. Koshimaru, Tomoe's best friend and business partner from college, is particularly affected by this news, and a new dynamic begins to unfold as he develops feelings for Tomoe.