Karada Dake, Amaku Shibirete. - Otona no Koi no Hajimekata.

Yuko and Kazuaki are regulars at the same bar who never particularly connected with each other - until they end up in bed together one night. On the way home though, Yuko experiences a shock of sorts when Kazuaki says to her "Just don’t fall in love with me, okay?" Regardless, Yuko plays it cool-but is a relationship with this kind of detachment really what she’s after..?.