Plot: Nico Di Angelo find himself in a big problem: Hecate send him back in time to help Harry Potter, a young 16 years old wizard, to defeat the most powerful dark wizard that ever existed. Between spells, cats and letters, will Nico save the wizarding world? I made the cover of the book, it's not the best I'm sorry... *I accept constructive criticisms to become better at writing* *Inspired to other demigods at Hogwarts fanfictions* *English is NOT my first linguage, if you find any grammar/spelling error tell me, I'll correct it.*