How to Survive as the Son-in-Law of a Noble Family in the Demon Realm

Yoo Jun was dragged away one late night by a guest who had come to see him.
When he opened his eyes, he found himself in another world.
And the woman who claimed to be Yoo Jun’s master was Ariel Perhadov, a great Romanian tycoon.
If you want to survive, seduce the Count.
If you want to become rich, seduce the Count.