Y/N is a superhero from another planet. She is 17 years old she has the power of cryokinesis. Nick Fury wants her to have a normal teenage years so she asks Peter Parker aka spiderman to take y/n to his school and class and to pay attention to her. Y/n’s superhero name is frost. Both Peter and y/n hides their true identity from the world but of course they know each other’s true identity.