When Alastor fled from the extermination day because he got injured by adam, he couldn't heal himself because he got injured with angelic weapon, fortunately for him, he had a friend who was a fallen angel, you, Alastor kept your secret and didn't tell anyone about your secret, its true you were a fallen angel but you still had angelic powers left, that was his hope now, hopping your powers would be enough to heal him, he used every bit of his power to teleport at your house. He teleported in your room where you were changing clothes, you were in your pants and a bra, you were about to scream but whe you saw him bleeding you didn't care about your shirtless form anymore, you run up to him an dhe fainted.