Today's the Day

(Unfinished) Steam is a solo heroine, she lives nowhere and travels from place to place. Her preferred town is Gotham City, because it's closest to Batman. One of her favorite hobbies is sneaking into the Justice League database for missions. Why does she like to hack into the Justice League, it's because she hates them. Only a few people know the reason why. Soon she was going to be joined with three sidekicks, and her adventure will begin.