The ultimate pleasure series where men and women pursue the peak simultaneously, featuring the appearance of Yuki Koubou, who loves sex! Enjoying the expressions of a man's endurance with an M-type man during orgasmic sex! Simultaneous orgasmic sex with a carnivorous man who teases you! Beastly men and women who easily reach orgasm through mutual endurance, exposing their instincts in raw sex! Multiple instances of almost losing consciousness with piercing screams and uncontrollable tremors during ejaculation and vaginal spasms! Intensely thick sex focused on ejaculation that feels many times better!!