The medical girl who saved the drowning prince in her previous life but was betrayed by her kindness and watched him die with hatred after marrying his sister, was reborn and returned to the scene of the rescue. She used her medical skills to expose the lies step by step, but he pressed her with red eyes step by step: "Who are you?" - Tearing apart the substitute scam, and the extreme tension between the truth and taboos of him who had missed him in the previous life.
