The program "Starting Reasoning" has been broadcast halfway. From the beginning of check-in, the story about six new tenants was presented to the audience bit by bit. Among them, in the process of reasoning cases in the first six weeks, the life stories of six people in the reasoning group have been uncovered.

Someone reunited with their long-lost relatives and lovers in the apartment: "You are a lamp in the dark" makes Fang Xiaomei (Zoe) and Liu Xia (modern brother Liu Yuning) who love each other recognize each other again; Although "Yu Pei Renqin" is full of twists and turns, Guo Baoyou (Guo Qilin) thinks that he has been sending cards to himself and silently caring for his father while humming familiar nursery rhymes.

The gap between generations of Zhou (Charlie) was also broken in the development of the story. Some people understand the love of people around them in the development of the case, such as investigating the love-hate entanglement between Jiajia (Rachel Momo) and Bai Sanwan (White); For the doll (new), in order to keep his girlfriend Song Meimei (Larena) away from anxiety, he did not hesitate to change the life track of people around him, just to save her life.

However, there is also a regrettable story. Ke Wuku (played by Zhou Keyu) avenges his eldest brother and sister-in-law who was bullied by work, and voluntarily surrenders himself after the case. In order to take good care of Ke's family, Boss Fei found his second brother Ke Wuku, who had been separated for more than ten years, and came to the apartment as a new resident to join the reasoning group.

According to the reasoning team, everyone has gone through many cases together, getting more and more familiar with each other, and the soul of the team is increasing day by day. White and Larena, as "brothers and sisters pushing the market", move forward in the dark; Liu Yuning gradually solved the unlocking technique and opened his brain at the critical moment.

Zhou Keyu and Guo Qilin always online, grasp the logical reasoning and sort out the relationship between characters, while Charlie will carefully record and supplement the details. Everyone found a strong division of labor within the group, trying everything together and growing together.