In the simultaneous climax series that pursues the ultimate pleasure of reaching the peak together after pushing the limits of endurance, Yūko Suō, who loves sex, makes her appearance! Enjoy sex with an M-man who delights in the expressions of a man's endurance! Simultaneous climax sex after being teased by a carnivorous man! Instinctive, bare-all sex with easy-to-climax wild men and women enduring each other! Screams and trembling that seem to blow consciousness away repeatedly, unstoppable ejaculation & vaginal spasms! Intense sex focused on ejaculation that feels many times better!!