Masato endures relentless pressure from the alluring Shinjo sisters, his private tutors whose big boobs and commanding presence push him to his limits in this hentai episode. Desperate for a turnaround, he accepts a mind control device from the mysterious Sakiko and sets his sights on Serina first. Through whispered commands he draws her into heated oral encounters that culminate in a deep creampie, then steers her to ensnare her sister Haruna for the next stage of his revenge.