Li Tian, a single father who appears to be lazy and not doing his job, is struggling to get by with his four-year-old genius Li Anan, but his identity is actually a mystery. In the eyes of others, he is a loser who talks about running the train and supporting his family by doing odd jobs. Until an accident happened, he had an intersection with the cold-blooded female CEO Shen Qingli, and was stabbed in the back by his most trusted brother Lin Feng, putting him in a desperate situation. At the critical moment of life and death, the woman whose feelings he "cheated" forced him into a corner with red eyes: "Li Tian, have you done enough acting?" At the same time, the dormant "Strongest Nanny System" in his body finally activated, and the mission was actually: [Let the woman who misunderstood you confess her affectionately]. Let's see how Li Tian carries the sly and cute baby in his left hand, and uses the skill of deception in his right hand. He flashes around in system tasks and real-life crises, outsmarts the mastermind behind the scenes, and gradually reveals his buried identity and past, and dances a unique parent-child waltz on the tip of the knife.
