[Machine Translation] Senna is terrified of Shiratori's huge crotch as the next target of "cuckold sex". Sousuke is so angry that he finally decides to "cuckold" her! Yamada Sosuke, who has an elementary school daughter, happens to see a video of what appears to be his wife engaged in a sexual act on a backdoor social networking site. What's more, the video was taken at the elementary school where his daughter attends. Is the owner of the backstage account really his wife, and who is the adulterer? This is a forbidden suspense of the PTA! Adultery is "murder of the soul"! In order to find his wife's lover, the vengeful Sousuke Yamada sets his sights on Shiratori, a popular teacher at his daughter's elementary school. With his child's middle school recommendation dangling in front of him, Shiratori cuckolds parents one after another. The brunt of the brutal "cuckold sex" is directed at gal-mama Senna.... The normally strong-minded Senna is horrified at the sight of Shiratori's huge crotch. Sousuke, angered by Shiratori's actions, finally decides to "take back the cuckold"!