The Milky Way is brilliant. What episode did grandma say that young businessmen were disobedient?

It is 5 1 set. Cheng Shaoshang has gone through many things, becoming less careless as before, running around causing trouble, staying at home for several days and becoming calm and mature. Later, he went to the cold palace to accompany the queen, and Yuan Yi Jr. deeply realized that he was wrong. Through that door, she told Cheng Shaoshang that her mother was wrong.