Y/N and her classmates made a visit to Metropolis as a part of hero's training their teacher Aizawa assigned them to when they bump into the Joker who's about to expode the whole city and ended up teleporting them into another dimension where they meet their evil version of themselves as well as the Justice League. How can they ever get home? Will they be able to stop their evil twins from taking over the world? "I can say without a doubt that there are an infinite number of universes. Some are just like our own... but for one or two significant events, exactly the same." - Lex Luthor
13 parts