you were in your room at poison ivy house while poison ivy was hosting a secret meeting with the legion of doom in the living room while you were playing cards in your room with frank and keeping a mini fridge filled with food and drinks as you played cards with frank Joker walked into the room by accident looking for a bathroom

Joker:WHO ARE YOU!??! AND WHAT ARE YOU DOING HERE!?!!!

the rest of the legion of doom heard and went upstairs in including your mom and when she sees what's happening she panicked Bane: who's the kid!? Penguin: don't know but let's kill him! Black Manta: agreed! bane, scarecrow, 2 face, doctor freeze, Riddler and lex Luthor got ready and Catwoman and Harley Quinn looked worried not wanting them to hurt you

Btw your 15