He is a devil.
She is silly and sweet.
The two are twins, one is prosperous and the other is destitute.
Although they are not in the same time and space, they have the same fate.
"So, whenever I'm in danger, you have to come and save me, right?"
"No way, I just pass by occasionally."
Until one day...
Mako finally couldn't help it anymore: "I want to stay by your side!"
Purpose: Sickness must be cured