Yoongi is a gangster, drug dealer and owner of many provinces in Seoul.

Suddenly he realizes that one of his workers has betrayed him, ruining his drug orders. Trying to look for him, he realizes that this man is more dangerous than he thought...

And there is only one person who knows this dangerous man and has seen him in person: Jimin, a flirty succubus, sex worker in one of Yoongi's brothels.