Liao Ranran, who looks like a nanny on the surface but controls the rhythm secretly, just wants to raise his daughter and live a stable life. But Yang Kexi's loss of contact during overtime work, debt collection by relatives and "abnormal monitoring" of her children's kindergarten all formed an invisible web. What's even worse is: when he starts taking action, it's not just the situation that's out of control, but also himself - every save is like pushing the past back to the starting point.