Harry Potter almost died in his first year when Professor Quirrell was possessed by Voldemort, which triggered the family magic. Which led him to marry seventh year student Nymphadora Tonks at the age of 12. He must leave a legacy so that the Potter family magic does not fade away. His life is in danger because no one knows when Voldemort will return. Headmaster Dumbledore is forced to help, as he is Harry's guardian. The newlyweds settled in Grimmauld Place, 12, as it turned out that Harry was named heir to the Black family by his godfather Sirius