Demigods Quest to Hogwarts

Asteria did not wish to drag the 7, Nico, and Thalia into this mess. But when she saw a dream about the wizarding world she knew it was a sign from her mother. Stuck trying to find out what Asteria dream meant and how to fix it, these demigods most hide their identity from the wizards. Will they be able to stop whatever evil arise or will it cost a friend.