After a run-in with a villain and getting hit by a physical age reset quirk, Aizawa wakes up the next morning as a 15 year old. Thing is, he can't remember anything from the past 15 years of his life! So you can imagine the confusion when he walks into what he thought was his classroom and is told he's supposed to be the one teaching it. And you can imagine the class's confusion when their teacher gets reset AGAIN!

Hitoshi Aizawa grew up for 16 years with only his dad. When he was little he had the happiest life but as he got older he started to notice the little changes of his dad. How often Shouta looked extremely tired or sad but always put on a smile for his son. Hitoshi was determined to figure out what happened to his mom and what was wrong with dad. [COMPLETED] ⚠️ WARNING ⚠️ Profanity, eventual smut, mentions of abuse/rape, underage, mental illness