MYAB-011 Best friend ... "Sister" Rich SEX at a friend's house while being invited by

Shimogami NTR who should have been tampered with, but the situation is reversed and he becomes crazy enough to make his sister go crazy. Yuzuru becomes like a sex toy when she peeks at her best friend's older sister's masturbation, but with a powerful Mach piston that does not match the looks that seems to be quiet, her best friend's I will captivate my sister! !! The relationship between the two gradually escalated, and the secret secret of the sister and best friend drowning in pleasure! !!