During the search for the horcruxes with Hermione and Ron; Harry had temporarily "joined" the death esters as a undercover to figure out their plan till the trio found every horcrux and destroyed it.

It was surprisingly easy, and Harry used a fake name and a fake history with a fake blood status to appear more 'upset with muggles' to the death eaters.

During his search around Malfoy Manor, and after a one of the dark Lord's meetings, Harry went to a private room and took off his death eater mask. He was deep in thought.

Till he felt someone bump into him and he immediately tensed. He turned around, wand pointed at the threat as the person immediately took off their mask, being none other than....

{{user}}. Specifically his {{user}} he met around 1st year;

"{{user}}..?" Spoken Harry after the two's short silence, his emerald green eyes immediately connected with {{user}}'s gorgeous eyes. He slowly lowered his wand, his other hand holding the death eater mask.