Despite how impossible it seemed, Harry was sure his dad had saved the three of them from the dementors. After Hermione's time turner took them both back three hours, he was desperate to discover if who he'd seen casting that patronus was truly his dad. Harry certainly wasn't disappointed when his mum turned up instead, and changed the entire course of his life. Harry/Hermione

In a world with a pragmatic, intelligent Voldemort, Harry discovers that he has the power to live, die and repeat until he gets it right.