Seasons Saga: Winter

What if Remus Lupin had a half-brother? What if that brother had a daughter? What if both of the parents died, but Remus wasn't old enough to care for his niece? What if that niece were sorted into Slytherin, but was friends with Bill Weasley? This is the story of Keegan (Lupin) Winter. It is the entire story, from the sorting to the final battle. (Title changed)