After receiving an opportunity of reviving her late grandparents' old cabaret club, Annie, an awkward and impulsive woman decides to make it her purpose. But not knowing the first thing about a place like that, she seeks help in the most logical place: A shady organisation. She finds herself surrounded by demons, including the handsome Jun Lo, who seems to know more about the old days of the club than it seems. Love, shenenigans and heavenly demons await her at Paradiso Host Club!