Let Me Re-Write it, A Redo

Harry and Tom have been fighting for 20 or so years, almost ending the world trying to destroy each other. When they end each other though, they have a little chat, wondering what it would have been like if they could have changed it for the better. being the Master of death gives them a chance at Redemption. Fem!Harry, AU, Eventual Lemon. Grey!Harry, DUMBle!Bashing, Ron!Bashing.