A Time For Wolves

In a Parallel Universe Harry has a chance at a somewhat happy childhood with friends Rhea Lupin and Leo Black. During summer at Grimmauld Place before Fourth Year, they found some interesting artefact. Unexpectedly, Rhea and Leo are sent in a world where they were never born, with a very different Remus and Sirius.Will they go back or will they stay in a world filled with strangers