Six years ago, Su Tang and Rong Jinze had a one-night affair at a hotel. Afterward, Su Tang erased Rong Jinze's memories of that night and retreated to Qing Cang Mountain, where she gave birth to their daughter, Su Keke. Six years later, Su Keke descends from the mountain to arrange a blind date for Su Tang, but by chance, she runs into Rong Jinze. Su Keke clings to Rong Jinze's leg, calling him "Daddy." Suddenly, Rong Jinze realizes that both this girl and her mother feel strangely familiar to him...