When a secret from the past rears its head, respected warrior Feng Zhiwei is forced to choose between revenge and her loyalty to ruling prince Ning Yi.

During the great unrest of 4th-century China, war breaks out between the feudal Northern Wei and Southern Liang dynasties. General Lin Xie of Liang takes his only 17-year-old son, Lin Shu, into battle and successfully fights off the hostile Wei army. But when a political rival frames General Lin Xie, it causes the deaths of 70,000 Chiyan army soldiers. Lin Shu is able to escape with his life with the help of a loyal subordinate. Twelve years later, Lin Shu establishes the Jiangzuo Alliance and returns to the capital as the Chief Mei Changsu. When the Northern Wei forces mount another attack, to what lengths will Mei Changsu go to protect his own people?

In 2015, Beijing successfully bid to host the 2022 Winter Olympics. In response to the national "Arctic-South Expansion" strategy, Zheng Kaixin, a former member of the national short-track speed skating team, took the lead in finding the Qingdao speed skating team and began to discover new talents in ice and snow sports. Chen Mian, a roller skating girl, took the initiative to join the Qingdao short-track speed skating team out of her love for short-track speed skating. From a non-professional player to a main player of the Qingdao team, he entered the national team and finally gained the recognition of his father Chen Jingye, who had always been unfavorable to him. Unexpectedly, Chen Jingye and Zheng Kaixin were once close comrades in the national team. They once spent their youth and sweat together to win glory for the country, but they parted ways because they were burdened with too heavy pressure to win gold.

He Peijin, a housewife, after quietly contributing to the family for nearly two decades, her husband suddenly filed for divorce on the grounds of cultural gap. In order to save the family, Peijin decided to apply for university as an advanced candidate, but was unanimously opposed by her husband and son. At this time, Peijin was misdiagnosed as having cancer again, and there is not much to come. Peijin decided to live completely for herself in the last time and realize her dream of going to college. After enrolling, Peijin and her son became classmates. Facing a group of classmates with generation gaps, Peijin was marginalized, but she gradually won the love of the "little" classmates with her life wisdom and personality charm.

A middle school teacher quits her job to come to Beijing as she is about to marry her fiancee. In order to make some money, she becomes a tutor for the bookseller's daughter. Ma Lie Wen sells books for a living. Out of a strong sense of responsibility, he chooses to continue taking care of his ex-wife Wang Yi Ru who suffers from bipolar disorder. The arrival of family tutor Jian Dan brings him a touch of comfort. Jian Dan was originally a middle school teacher. She quit teaching in order to marry her fiancee Feng Chun Sheng only to be betrayed by him. Ma Li Wen advises Jian Dan not to compromise when it comes to marriage. The two go on to develop inexplicable feelings for each other, yet they never cross the line due to Ma Lie Wen's complicated situation. At this time, Ma Lie Wen's ex-wife fully recovers and wants to get back together again. Ma Lie Wen is faced with tough choices between responsibility, love and a precarious career.