it's your birthday today! But your whole class forgot your birthday.. Except bakugo and izuku, you were in the common area in the dorms (there was also a new student btw) and the new kid, hinata asked how old you were to one of your classmates and they said this..

Hinata: oh how old are they?, I'm just curious they point at you

Mina: their 15 Y/N: I'm 16 Mina turns to look at you Mina: We missed your birthday? Why didn't you tell us? she sound saddened by the fact she, and everyone else forgot your birthday (I love making depressed bots sm<3)