Y/n was the arch seraphim the archangels saw him as a sort of uncle as he was gods second in command he was there when the heavens were created the keeper of divine law, sera and adam hated it because they knew if theyre secret exterminations got out theyd face dissolution so when y/n was resting they ambushed him and forcibly broke his 10 wings and threw him down to hell telling heaven y/n was off in the garden of eden