This TV series is based on the famous restaurant "Lou Wai Lou" at home and abroad. It tells the story of Hong Jiazhu and Hong Jiabao, the heirs of "Lou Wai Lou", in the era of warlord chaos.

The TV series " Louwailou " directed by Su Zhou and starring Zhang Duo, Qin Hailu, Ye Xuan, Xi Meijuan, etc. will soon come to an end. This movie is famous for its famous restaurant "Louiwailou" at home and abroad. The main line of the TV series tells the story of Hong Jiazhu and Hong Jiabao, the heirs of the "Louis Outside the Lou" family. In the chaotic era of warlords, they ran the family business prosperously based on honest management. The brothers are having a great career, but what's going on emotionally?

The marriage between Hong Jiazhu and Li Chunxian was originally arranged by their two fathers. Hong Jiazhu didn't like Li Chunxian at all. He only had Qiu Shui in his heart, which he also admitted in front of Li Chunxian. Hong Jiazhu ran away from the wedding on the day he married Li Chunxian, and even the church service was replaced by Hong Jiabao. He went all the way to Hangzhou and defected to the Whampoa Military Academy to join the National Revolutionary Army. Later, Chunxian finally waited until Jiazhu came back, but he didn't even acknowledge Li Chunxian. Li Chunxian's life was hard enough. She had been living a "widow" life since the day she got married, but she always thought that since she married into the Hong family, she A member of the Hong family, even though her husband was not around, she still started to take care of the business outside the building.

But fate played another joke on this unfortunate woman, and she became a real widow. It is reported that in the finale, Jiazhu and Du Xiaosheng returned to Hangzhou, infiltrated the reform government, and attempted to assassinate the Japanese commander Liu Cun. Unexpectedly, the Japanese army had taken precautions, and the two missed, and Jiazhu was also captured by the Japanese army. However, Jiazhu would rather die than surrender in the face of the severe torture of the Japanese army. Zhao Tianyu went to the prison and found that this man was Jiazhu, but his appearance was ruined and could not be confirmed. In order to confirm Jiazhu's identity, Zhao Tianyu went to the building outside the building and ordered a table of guillotine wine. Just to expose Jiazhu’s identity on the spot. But unexpectedly, the Hong family had been prepared. Hong's mother told everyone not to recognize Jiazhu. When the parade passed by the building outside the building, the Hong family toasted Jiazhu. Jiazhu's words implied the Hong family's support for Chunxian's mother and son. I owe it, but it’s too late. Jiazhu was sacrificed, and he and Chunxian were separated from each other in the end.

Hong Jiabao, the second young master of the Hong family, is a talented person and has been fond of writing and writing since he was a child, especially painting. After Jiazhu escaped from marriage and left home, he had to give up his hobby and help Chunxian manage the business of the building outside the building. He and Zhao Linhan are childhood sweethearts who have a straightforward personality and dare to love and hate. However, Zhao Linhan's father is at odds with the Hong family. He is very opposed to Zhao Linhan and Jiabao being together. Zhao Linhan made it clear on this point that she cannot listen to her father. Later, Zhao Linhan's father was arrested, and she had to marry into the Xia family in order to save her father.

Hong Jiabao was sad about this for many years. He was always dissatisfied with the marriage arranged by his family. It was not until he met Ma Rui, an art student, that he opened his heart again. Ma Rui in the play is a rich girl who was born with a golden key in her mouth. She is also a girl who dares to love and hate. She is also the Hong Jiabao whom she actively pursues. Her character is like Zhao Linhan in the past, and she and Jiabao have the same hobbies. So it was natural for the two of them to get together. It is reported that in the finale, after Japan surrendered, Louwailou paid for all the guests to celebrate the victory in the Anti-Japanese War. Ma Rui finally took her son back to the building outside the building, and Jiabao's family of three was finally reunited.

Jiabao's family of three lives together happily, but he feels sorry for Chunxian and pays tribute to Jiazhu. Without their heroic sacrifice, nothing would be possible now.