Futuristic Chef Transmigrated As Mother - Chapter 417 - The Atmosphere Is Strange

You thought being reincarnated as an extra-side character was bad? Imagine being thrown into the body of a villain who is disowned by his own family and discarded by the author.

Kaito Nakamura, a shy university nerd, thought he’d found love when the stunning Aiko chose him as her boyfriend. Their sweet, fluffy romance fills his lonely world with hope—until he discovers she’s cheating on him with multiple guys, reveling in the taboo thrill of betraying someone so innocent. Heartbroken and humiliated as explicit photos of her circulate online, Kaito’s tears are interrupted by a mysterious popup: the “Revenge NTR System Beta.” Promising retribution but with a chilling condition — he can’t break up with her.Contains Ntr, read at your own risk

This is an extremely difficult game, if you don’t have enough skills, don’t even think about going out!

- Description from Novelupdates

He became a teacher at the best magic academy in the empire.
….For being mistaken for someone else.