

After dying unexpectedly, Ivy wakes up inside an otome game as the villainess Diana, an overweight F-class Alpha princess destined to be killed by her four Omega fiancés. With only 30 days to survive, she must tame the men who hate her before they become her killers.

Husband prefers secretary, who looks like his white moonlight, over his wife Iris. Calmly, Iris asks for a divorce, revealing that the baby she's carrying isn't his. Five years later, she returns powerfully with her new flame, while Husband is left drowning in regret.

Iris donates her heart to a tycoon in exchange for $5 billion to help her bankrupt boyfriend Adrian rebuild his empire, surviving on an artificial heart. To spare him guilt, she pretends to be a gold-digger and leaves him, secretly raising their daughter alone. Eight years later, Adrian has reclaimed his fortune while Iris, facing heart failure with only three months to live, reunites with him. He torments her out of resentment, unaware of her sacrifice. His scheming fiancée Karen frames Iris and impersonates the "heart donor." As Iris exposes Karen's lies and the truth emerges, will Adrian realize everything in time to save her?