Once overweight Molly makes a stunning comeback. Her former bully Eric tries to win her over with fake affection. Cold, aloof architecture department beauty Vivian hides a secret: she has been obsessively in love with Molly for ten years. To claim Molly all to herself, Vivian weaves an elaborate trap. She pretends to be a fragile, innocent girl and lures Molly into sharing a one-bed apartment, sparking tense, charged push-and-pull between them.
Driven by Eric’s malicious meddling, Vivian’s hidden ten-year surveillance journal is exposed. Instead of running away, Molly is ignited by this self-destructive, obsessive love. She transforms into a bold pursuer and turns the tables on the yandere beauty. At the grand awards ceremony, Eric sabotages the power supply. Molly fiercely defends Vivian and confronts the abuser. Hunter and prey swap roles, closing a fated story of mutual salvation.
