He holds her in the form of a sword, which he points at all living beings.
"What are you doing this for? I just want to be with her, but you are blocking her in every possible way. Since you treat us like this, I don't mind if the sword rises and falls, all living beings will no longer exist!"
He is a demon king.
She, the Sword of Pride.
The two cherished each other and loved each other, but they were always separated. But the world doesn't know that every separation will only make their love deeper...