[Harry Potter] Raven Hair

A story set in a parallel world. When Lily becomes Severus's wife, and Harry becomes his son. Merlin help him, he hasn't even had time to give thanks before discovering that Harry isn't as innocent as he thought... Harry has a thing for black-haired men, but his favorite, Regulus, is about to marry Sirius... Before things spiral out of control, Harry meets another black-haired boy, Cedric... Where does this strange obsession come from, and how will it end... Theme: