Bousou Kareshi暴走 カレシ ; Wild Boyfriend

From Blissful Sin: My super strong classmate, Ran, is my cute lover. We are so in love! Or that’s how it’s supposed to be. I think he’s cheating on me! Bousou Kareshi features many other stories. Included is Keitachi’s meeting with the normally weak glasses boy. He loses his rationality and goes erotically wild!