The Son and Nephew of the Maurders: The Sorcerer's Stone

What if Peter call James away from the Potter Cottage the night Voldemort attack? What if James came back to find his wife dead but his son alive? What if James started teaching Astronomy at Hogwarts? What if Sirius and Remus were around to help raise Harry? How will this impact the life of Harry Potter? What if Neville was part of Harry's group of friends? Only one way to find out