The Life Debt of The Lost Ones

After rescuing Fleur and Gabrielle in the Black Lake, Harry Potter sets off on a new path. If navigating the strange world of magic isn't enough, now he was going to be forced to navigate a situation he didn't see himself being subjected to until he was much older. Triad fic, Gabi is slightly older in this fic and closer to Harry's age. Powerful! Harry Greater Good! Dumbledore