Orphaned as a child and stripped of everything by her stepmother and half-brother, Im Min-young grows up hiding a warm heart behind a cold exterior. Bodyguard Choi Si-hyuk mistakes her for Im Hye-ri, leading to a major misunderstanding. Min-young leaves everything behind and finds happiness with Lee Hyun-woo. Si-hyuk, realizing the truth, regrets his actions and tries to win her back, while Hyun-woo quietly protects her. Their intertwined fates unfold, leading to a surprising twist!