Su Xiaoxiao, a high school sophomore, depends on her father, Su Dashan, and they have only each other. Then he is diagnosed with terminal cancer, with less than a month to live. Just when she is overcome by despair, the Redemption System binds to her, claiming that if she takes her father to the ancient past and completes a mission, it can bring him back to life. Determined to keep her only family member by her side, Su Xiaoxiao sets out to transmigrate through time and save her father.
