In his previous life, he was just an acquaintance whom he could make use of.
In this life, he promised to protect him throughout his life, so that he could do what he wanted to do, love the people he loved, not worry about money, not be forced by reality, and end his life happily.
Is it art or true love?
He can pamper him, tolerate him, and give him everything he wants, but he cannot love him.
Is it because you can't love, or you can't tell whether the feeling is sincere or a love controlled by magic?
(This article is temporarily locked for changes and may not be updated soon, sorry.)