The true princess and the fake princess clash in a fierce struggle, turning the story's fate upside down. The heroine transmigrates into Princess Bebe Yana, who was switched at birth and only found by her imperial father after spending ten years wandering outside the palace. She thinks reclaiming her identity will bring a turning point in her life, only to discover that her father's real reason for bringing her back is to make her a sacrifice to the gods. Even more astonishingly, the only way she can survive is to willingly become the sacrifice herself. As the story unfolds, the royal family's hidden conspiracy and the chain of cause and effect behind it are gradually revealed.