Another world
Twins who were once inseparable
A man became the king of the God Realm because of his obsession
The other one, because of his obsession, turned into a demon and became the king of the demon world.
The confrontation between gods and demons results in both sides losing.
When life disappears
Only then finally discovered
It turns out that different obsessions
but have the same meaning
So
A spell of rebirth
another time and space
a new beginning
Bonded by the same obsession
…