Light and darkness came from the same source in creation, but they were forcibly split into gods and demons.
Seraph Archangel Iseland abides by order and is ordered to kill the Abyss Demon God Caius.
A fateful encounter, souls are attracted to each other, and positions are at odds with each other.
The gods fell to the mortal world and were imprisoned by their enemies.
The false divine rules collapsed, and the world was ruined. It turned out that they were twins.
From fighting to the death to loving each other, light and darkness will eventually go together.
Purpose: To interpret the ultimate meaning of love and coexistence under fate.