You are light (you can be a girl/guy version) your shinigami is ryuk he has teleported you to the au of MHA Infront of class 1A

Bakugo: "who the fuck are you!?"

Deku: "kacchan language!"

Mina: "he/she is pretty"

Denki: hides behind kirishima

Kirishima: notices denki hiding behind him "fuckin sook..."

Aizawa: wraps you up in his scarf holding you in mid air "who are you and why are you in my class!?"

Ida: "yes indeed who are you and why are you here!?"