What are the interesting plots in the TV series "Crazy Neighbors"?

"Crazy Neighbors" is an urban light comedy. It tells the story of the decades-long "neighbor war" between the Liu family and the Li family. The Liu family lives in a large courtyard. The "war" with the Li family continued. There are many interesting plots in the play. For example, at the beginning, it is clear that the relationship between their neighbors is very bad. Li Cheng and Ji Xiang were both studying abroad. When they came back on the same day, they took the wrong luggage because they were married long ago, but they The whole family doesn't know.