107START-026 Her best friend confessed to her, starting an impure physical relationship. The double affair ignited, and the first time she had sex with him inside was so good that they fucked for days in a life of betrayal and cohabitation. Tsubaki Ruu

Film Introduction

Ken Mai and Ruu Jun, a foursome getting along well as couples. On a day when Mai is absent, Ken and Ruu are drinking together, and Ruu suddenly confesses to Ken, 'I actually liked you.' Ken, though bewildered, is overwhelmed by Ruu's momentum and ends up having a physical relationship. And during the few days Mai was away, Ken and Ruru's temporary cohabitation began.