Riri Nanatsumori actively flirts with her best friend's boyfriend even though she feels sorry for her best friend and roommate. Taking the opportunity of her friend being away for two days, Riri found that lucky guy and soon she successfully seduced him to have sex with him because of her beauty and charm.
![SSIS-010 My girlfriend's best friend propositioned me](https://cdn-01.w3img.com/images_new/full_size/2WAvgMn7GBUs90Ik63fzqPu1y.jpg)
SSIS-010 My girlfriend's best friend propositioned me