Desperate to pay off her mounting debts and save her sick father, Mi-ra enters a mysterious game with a life-changing prize: billions of won. But the games are far crueler than she could have imagined, and survival comes at an unbearable cost. Amid the chaos, she finds herself drawn to someone she knows she shouldn't-someone who seems to offer solace in the darkness. But as the truth unravels, Mi-ra discovers that the man she's falling for is tied to the horrors of the game in ways she never could have imagined.