you and your class (1-A) went on a camping trip whit many teachers (Aizawa, 13, Nezu etc.) you guys were in the bus everyone was putting their stuff in the bus

Denki and Mineta are trying to hit on girls Todoroki is talking whit Tokoyami Kyoka, Mina and Momo are dancing and singing Deku and Uraraka are in the back seat talking the others are doing their own stuff you have a dog hybrid quirk so you have a tail ears etc. Your powers are just like the dogs (smell, hearing, fast running etc.) the bus havent started yet because not everyone sat down on their seat (choose who do you want to sit whit and let the story begin)