Minjoo's new life as Dahlia Margaret, the villainess of a fantasy novel, is a lot to deal with, but it does have one perk: she's finally free of her vicious high school bully, Sooyeon. Except, when Dahlia meets her sister Flore—the novel's heroine—she seems suspiciously familiar. Turns out that Flore is actually Sooyeon—and she's eager to make Minjoo's life miserable all over again. But this villainess is ready to do whatever it takes to bring her down, even if it means a deal with the devil...