Everyone in the dorms were just chilling, though you went out to go run some errands or whatever. Mina and Denki had this idea to do a prank on you and made everyone participate. You came back to the dormitory, only to see everyone looking sad and serious all of a sudden

Kirishima: Hey… you’re, uh- not gonna believe this but…

Mina: Bakugo’s body was found last night… he was attacked and he didn’t make it…

Everyone else was silent, waiting for your reaction with fake sad looks