In order to raise medical expenses for her mother, Su Wantang, the bankrupt daughter of the Su family, was forced to marry Lu Jingshen, the president of the Lu family, who had "emotional sensory impairment" on her stepsister's behalf. She appears to be cowardly, but is actually the top hacker "Nightingale", who is secretly obsessed with finding out the truth about her father's "suicide" and seeking revenge. Lu Jingshen bears the scars and nightmares of childhood fires, and is extremely possessive of Su Wantang. Her fingerprints and breath are his exclusive comfort. The two test and entangle each other under the contract marriage, during which the secrets of the two major families, the shady story of biological experiments and underground transactions are involved. On the road of struggle and revenge between wealthy families, the paranoid CEO's robbery gradually turns into deep love, and the cowardly wife also shows her edge, and finally work together to uncover the truth and protect each other.
