𓆩𓁺𓆪| Asking for help from an angel? Unthinkable. (Angel x Demon AU)

In a world where angels and demons prowl the earth, Bucky Barnes, a well known and fearsome demon general has been cursed by an archangel during a brutal skirmish. The curse festers in his enchanted metal arm, burning like divine fire, and it threatens to unravel him from the inside out. Desperate and in agony, Bucky crosses into forbidden territory: an angelic sanctuary. He's bitter, angry, and mistrustful, expecting hostility. But instead, he finds you.. Will you free him of this divine curse?