Actress Ying Mao is harassed by her illegitimate family. The "bodyguard" Jin Si arranged by her friends is actually the amnesiac prince of Shanghai, and the person he is looking for is Ying Mao. The two had an ambiguous relationship while living together, and jointly dealt with the frame-up by Shang Lubai, Lai Yin and others and the grudges of the wealthy family, and uncovered the past fetters of their encounter three years ago. In the end, Jin Bin revealed his identity to support Ying Mao, the villain was arrested, and Ying Mao's career was stabilized. The two went in both directions, got married, and reaped a bumper harvest in love and career.