MOPP-124 A mischievous nymphomaniac impregnates a man, inducing brain orgasms, female orgasms, and restraint orgasms. - Rie Miyagi

That night, after work, there was a drinking party. It got more fun than I expected, and I drank too much and passed out. Luckily, I ended up going to the room of a junior colleague I'd secretly had a crush on, "Miyagi-san." ...But it turned out she was a mischievous sadist who would confine and toy with masochistic men! In her room, I was completely dominated by masochistic pleasure and repeatedly anally raped. At first it was painful... but then I wanted my freedom...