A beautiful girl wanders the streets searching for her friends who keep disappearing one after another. She is Rio Sakamoto. Exhausted and stuck in her search, Rio receives a message from her missing friend... Unaware that it's a trap, she gathers her courage to infiltrate the Black Lion Society's office alone to rescue her friend. They were forced to drink a beverage laced with powerful aphrodisiac drugs and lost consciousness. Upon waking, they found themselves restrained in a hell of pleasure torture and endless orgasms! Bad men toyed with them, making their entire body hyper-sensitive, with their pussy and ass both cumming non-stop! Rio, who endured desperately, had her dormant feminine instincts awakened and fell into unimaginable pleasure both physically and mentally... What fate awaits the beautiful warrior Rio before the strongest pleasure torture in history！！
