Please and Thank You {SanxDemon!Mingi}

"I'm sure you do this a lot, Mingi. I'm afraid that doesn't mean you know how to enjoy it."

Sexual demon Mingi has never even considered submitting. Especially not to a human.
Choi San spends a night teaching a sex demon what it's like to relax and enjoy it, along with a few other lessons the demon didn't realize he didn't know. (Explicit)

WARNING!!: This fic contains use of words "pussy/cunt", if you are not comfortable with this, please do not read!

{A repost from my Ao3}