Seven years ago, Shen Muxue had a one-night stand with Fu Yunchen, the heir of the Fu family. Seven years later, a little cutie hugs her thigh to recognize his father, and Fu Yunchen recognizes Shen Muxue. Grandma Fu arranges a blind date, and Shen Muxue, to protect her children, lies that there is only one child, but the second and third babies meet Grandma Fu. Fu Yunchen protects Shen Muxue, making her gradually develop feelings for him. At this time, the identity of the genius fourth baby is revealed, turning out to be the mysterious hacker S, and the fate of the family becomes even more intertwined.