In which episode did Zheng Zeshi marry a widow with four children?

Zheng Zeshi married a widow with four children, which is the third episode. According to relevant data, Zheng Zeshi is a character in Lu Xiaofeng and a House Full of Flowers. The third episode of "Lu Xiaofeng and Flowers Full House" mainly tells that Zheng Zeshi married a widow and went home with four children. His mother doesn't want to get into trouble with him.