The war has concluded, and the Golden Trio and the other students of their year have returned to finish off their years at Hogwarts. The Death Eaters have been imprisoned, and Hogwarts has been repaired. However, the war changed everyone, whether it was a small change or a more evident one. Relationships have been broken, but some have also been formed... Could there finally be a normal year at Hogwarts? Of course not.

A normal girl in a normal world thinks she's ordinary. She and her parents own a bookstore, a place where Artemis loses herself time and time again. One day, though, she gets bored waiting for her friend to show, and she wanders around the store. She finds a flight of stairs she's never seen before, and curiosity overcomes her. Artemis climbs the stairs and finds a door, tests the handle, finds it unlocked. She tells her parents, but they don't believe her, so she shows them... an empty wall. With a photo of her grandmother. Then she hears whispers and feels like she's being watched. Artemis enters the door, only to find herself in an unfamiliar world, a world where she is safe, but at the same time, isn't...

Nikki Star was an orphan, taken from foster home to foster home, when on her 15th birthday, she realized that she had the power to control fire. She's taken to a different school- for superheros- where she is trained to control her powers. Soon after she gets there, they need her help to stop an evil mastermind... and save the world.