In this drama, He Yitang is a man who returned from studying in Japan. He brought back a Japanese daughter-in-law. He Yitang’s old father was angry and chased her, but he was a man full of ideals. A man wanted to show off his skills, but he was too confident in himself and did not understand people's psychology at that time, so he converted his tavern into a Japanese restaurant, thinking that the business would be booming, but at that time everyone was The Japanese were so hateful and had little money, so under the social background at that time, He Yitang was bound to fail and make himself alienated from his relatives.

So at this time, shopkeeper Chen decided to help He Yitang, attack He Yitang's overconfidence in himself, and then tell him some correct ways to start a business, and then persuade He Yitang to follow him.

There are two reasons why shopkeeper Chen will teach He Yitang how to start a business. The first reason is that shopkeeper Chen particularly respects He Yitang’s father. He Yitang’s father is a very kind man. Shopkeeper Chen also takes I went to visit He Yitang's father with my things, so shopkeeper Chen didn't want to see He Yitang become a traitor after the death of He Yitang's father, leaving the He family in such a state of despair, so shopkeeper Chen planned to help He Yitang;

The second reason is that He Yitang returned from studying abroad and was a "turtle" at that time. He Yitang was actually a relatively talented and knowledgeable person, and He Yitang could also speak fluent Japanese. Under the social background at that time, The streets are full of Japanese people. If you can communicate well with the Japanese, the business of the tavern will be booming, so shopkeeper Chen gave He Yitang tips on how to start a business, hoping to get He Yitang to join in.