The rough guy Xiao Li has an imaginary enemy in his mind, which is the neighbor who lives across the door. The enemy whose face he doesn't even know lives a happy life, making the bachelor Xiao Li look lonely. The foodie Xiao Li is envious of his neighbor's delicious food, and the single Xiao Li is jealous of the neighbor's cute baby. Finally, poor Xiao Li breaks into the house because of something. A gentle father, a soft baby, and all kinds of delicious food. Poor Xiao Li, can he only be a "mother"? Of course not, because Xiao Li must be a father.