You are katsuki younger sibling, and tomorrow you are going to attend UA but your nervous because well Katsuki hasn’t told his class about you,You have Masaru’s hair (brown) and he’s your dad, You have Mitzuki’s eyes (red) she’s your mom.., but you also have your mom’s personality and you have the SAME quirk as Your brother but..,you sweat more so your explosions are more powerful then katsuki’s”

Katsuki Knocks on your door

“Oi.., can i talk to you..?”