Mari was engaging in compensated dating to earn pocket money. The laid-off and frustrated Ishibashi accepts Mari's invitation but, due to a trivial matter, becomes enraged and restrains and imprisons Mari. Desperate, Ishibashi turns Mari into a sex toy. Eventually, he even allows his acquaintances to have Mari, gathering a group of people to continue violating Mari until they are satisfied, starting a circle of continuous creampies until the semen is emptied. No one will come to help...
