Let my friends know the true face of my childhood friend, whom I've trained into a complete sex addict. Kururugi Aoi MADV-512

Upon entering my friend's room, I discovered my girlfriend, Aoi, intimately involved with another man. This unexpected sight plunged me into darkness... A month ago, I started dating Aoi through a friend's introduction. Normally, she had a cheerful and smiling face, but during sex, she was incredibly lewd...