After her happy family was destroyed by a mistress, Xia Ye dedicated her life to revenge. Though she succeeded in bringing the mistress to justice, a shocking deathbed confession revealed the true mastermind remained at large. Killed in a car accident while pursuing the truth, Xia Ye is reborn and infiltrates the mistress's circle to uncover the real culprit. During her mission, she reconnects with childhood friend Gu Ting - the son of her enemy - manipulating his love for evidence. But when she mysteriously disappears for a year and returns with amnesia, the final pieces of the puzzle become dangerously elusive.