"A wizard from the Immortal Sect? So what? Kill your master, hurt your fellow sects, and defect. Who else will be on your side?"
"No, it's not"
"Nothing?! Xiao Yan, let me tell you, we parted ways a long time ago!"
…
It's a demon. I know what Xiao Yan is going to do.
Everyone in the world hates him, spits on him, and abandons him, but he comes to save the world.
Purpose: self-cultivation