The story revolves around several boys and girls who grew up together along the canal, after leaving to make their own growth, reunite after many years. After experiencing competition and the pressures of life, they rediscover the hope for a new life.
During the Northern Song Dynasty, the Zhao family—comprising Zhao Buyou, his wife Wen Yue, and their three children—lives in Bianliang's Que'er Alley. Zhao Buyou, a lowly clerk, seeks a simple life, while Wen Yue is focused on improving their living conditions. Despite frequent disagreements, the family remains close. An unexpected event thrusts them into a significant case, leading them on a journey of personal growth and discovery, while uncovering deeper truths and protecting their community.
The movie tells the story of Bai Sheng (by Deng Chao), a veteran employee of an Internet company who is forced into a workplace fiasco and decides to join forces with others to break the ice in order to defend his rights, only to be caught up in an even bigger whirlpool of mystery.
The movie focuses on the battle of Cheolwon, where the 63rd Army of the Chinese People's Volunteer Army (CPVA) was ordered to enter the battlefield of Cheolwon in May 1951, just after a month-long battle, to fight against four divisions of the United Nations Army (UNA). The volunteers fought with bloodshed and finally brought the enemy to the negotiation table.
Due to government shuffle during the reign of Wu Zetian, the ambitious Di Renjie was relegated to a remote town in the east. Di showed extraordinary talent in case-solving, but as he probed further, more and more secrets were revealed. He embarked on a nationwide journey and solved many mysterious cases. In the end, he returned to Chang'an and reunited with his father. Together, they tackled a crisis that threatened peace and order.
Fitter Hu Jianlin was transferred to the headquarters by accident when the group was laying off employees. He is full of jokes because he is incompatible with the environment of the big factory. Human resources manager Ma Jie, who was caught up in the "wrong adjustment" incident, was forced to go around hiding it in order to keep his job. Is he able to keep his job after this mistake?
The rape and murder suspect dies in the interrogation room due to being beaten up by the crowd earlier. The three teams responsible for this case are also imprisoned together, while the other suspect is still at large. After being released from prison, the three teams, led by their captain Cheng, track down their whereabouts. They pursue the culprit for twelve years.