About a boy named Sam who matured too fast because his little sister was born and he would like to act cool in front of his sister but suddenly he lost control of his body and will regress to toddler or infants.

When hit with a strange and foreign quirk Izuku, Ejiro and Tenya are turned into kids leaving the class if 1-A to care for them. What hilarity awaits the class?

Here are some one shots of older boys being treated like a baby by their younger brothers/family Enjoy :) (If yall want you can make these one shots into a book you write)

After getting invited to go camping with Grandma and Grandpa and being able to bring a friend. The friend turns the bad news on him.