He is the immortal of the lower world and the love of the mortal world.
And he is the color of mountains and rivers, and the changing seasons.
He was imprisoned for hundreds of years because of a piece of absurd talk. When he looked for him, the mountains and rivers changed their colors, and the four seasons forgot to change.
Just because he said before leaving that year:
"If you seek me, I will wait for you in the world."
So every day for him became a long period of return.
Intention: I don't know