Harry got a second chance, but he won't use it for revenge. He'll use this as a moment to save everyone he couldn't. To make things right with the one he wanted to be with the most. His Death.
Harry and Draco have successfully dated for 2 years, and Harry decides that it's time to come clean about it to his friends. When dinner time with Slytherins and Gryffindors turns into a bet of how the couple got together-Draco and Harry reluctantly divulge the story of how they became Auror partners and then started...
After an unforgivable beating that takes an unexpected turn Harry goes crawling (literally) to the enemy and hands over his horcruxes in exchange for safety Dumbledore can't guarantee.