He watched a fireworks display in the mortal world, and then sat alone in Sendai for three hundred years.
*
"Immortal Lord, it hurts."
"Yeah."
Wen Yan Deng laughed angrily and stopped fighting with his sword.
In the middle of the night, he slipped into the cold and dusty Immortal Lord's bedroom and approached him: "Immortal Lord, I feel hurt."
This time it finally clicked.
Purpose: Pursuit of freedom