Ai Tsuma No Ura Aka 3 (KCDX)

[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"!

「寝取りセックス」の次なる標的となり白鳥の巨大な股間に怯えるセナ。強い怒りを覚えたソウスケはついに「寝取り返し」を実行する！SNS上に自らの卑猥な画像や動画を公開する通称・裏アカ。小学生の娘を持つ山田ソウスケは、たまたま見かけた裏アカで妻らしき人物が性行為をしている動画を目撃してしまう。しかもその動画が撮られたのはなんと娘の通う小学校だった。裏アカの主は本当に自分の妻なのか、そして不倫相手は一体誰なのか? PTAで巻き起こる禁断の裏アカサスペンス!不倫は「魂の殺人」なんだよ!!妻の不倫相手を見つけるため、復讐に燃える山田ソウスケは次の標的を娘の小学校に勤務する"大人気教師・白鳥"に据える。子供の中学推薦を目の前にぶらさげ、次々と親を寝取る白鳥。残虐な「寝取りセックス」の矛先はギャルママ・セナに向く…。普段強気な彼女も、巨大な白鳥の股間に恐怖を覚え──。一連の白鳥の行為に強い怒りを覚えたソウスケはついに「寝取り返し」を実行する!!