The Demon Lord wants to take Responsibility of Me!

Yu Yin transmigrated twice, once again he has returned to his original world of cultivation, but the moment he gets back he gets scammed by a demon lord he doesn't recognize? Not only was he scammed, he even bit him and forced him into an engagement?! Yu Yin was very shocked, but the demon lord won't let him go. Bei Xiao: We already have a very close relationship, why don't you let me tease you? Yu Yin: ....You don't have to do that.