The daughter of a high-ranking general and the carefree and idle prince are bound by a marriage contract...
Early stage
Li Chengyi: You and I respect each other as guests and do not interfere with each other.
Ye Changqing: Your Highness has the final say.
Later stage
Li Chengyi: Changqing, we are husband and wife.
Ye Changqing: Huh?
Li Chengyi: So I don't want to treat you like a guest.
Concept: Slow water flows for a long time