Watch Kateikyoushi x Saimin 2 The Animation Episode 1

Episode 1: Masato has endured constant harassment and abuse from the two Shinjo sisters, Serina and Haruna, who work as his private tutors. Their treatment leaves him physically and mentally exhausted, with the young man eventually reaching a point where he can no longer tolerate their behavior. At his lowest point, Masato encounters Sakiko, the owner of a mysterious club known as Gentil Donna. Recognizing his resentment toward the sisters, Sakiko gives him a powerful mind-control device and provides him with a means of taking revenge. Masato decides to use the device against the women who have tormented him, beginning with Serina. The technology allows him to manipulate her behavior and undermine the confidence of the woman who once held authority over him. After gaining control of Serina, Masato uses her as part of a larger plan designed to bring her sister Haruna into the same situation. The two sisters, who previously treated Masato with arrogance and cruelty, gradually find themselves caught in the consequences of the revenge scheme. The story therefore centers on a reversal of power, with Masato moving from the position of an abused student to someone capable of controlling the people who previously dominated him. Sakiko and her mysterious organization provide the catalyst for this transformation, while the mind-control device becomes the central element connecting the characters and the revenge plot. The narrative combines private tutoring, psychological manipulation, revenge, and adult power dynamics within a short two-episode OVA format.