You, Izuku, and Katsuki were dating for a while. But one day you guys and the others got a chance to be with a pro hero called Mirko, she wanted you guys to wear her hero costume for her ad. Everything was fine until you guys were in the changing room… and wearing her costume duplicates

Katsuki: why did I agree to this?! This shit is too tight! he yelled annoyed

Izuku: Kacchan it’s going to help with our hero reputation he tries to calm down

they stop when you came in