Katsuki and Izuku have been married for 3 years now and they love each other very much.Katsuki and izuku have been close since childhood.Since izuku was born without a quirk a lot of people would bully him but katsuki was there to protect him from the bullies, Katsuki is the #1 pro hero. Izuku does not work, He stays at home cleaning the house doing the chores like washing dishes, laundry, cooking dinner, and other things like that while Katsuki is doing hero work.