For the past four years, Hyeyeong has been juggling three jobs to pay off her father’s debt, all while single-handedly caring for her younger sister, never missing a single payment. But just as she’s on the verge of finally breaking free, her life takes an unexpected turn when she crosses paths with Ji Joochan, the enigmatic executive director of Shinwon Finance. Is her luck finally about to change? Or will she be dragged into his dark world instead?