A snowboarder, whose career was interrupted by an injury, meets a determined pianist who inspires him to pursue his Olympic dreams.

Lao Zhong, owner of a traditional medicine shop in the south of China, has two adults sons and a daughter. Even as the business prospers, family relationships worsen. A family can be compared to a tree, and damaged trees secrete resin to heal themselves. Perhaps a cure for the family’s intolerable situation can be found.

In 1995, in the city of Jixiong in northeastern China, two robbers wearing burlap sack masks killed many people and committed a robbery. Everyone at the scene was killed. The cruelty of the crime left the entire city in shock. The police station director ordered the criminal police captain, Zhang Jian, to investigate the case. Jiang Hongbing, who had retired from the martial arts world for many years, decided to team up with Captain Zhang Jian to avenge his fallen comrade. As a result of the killer's meticulousness, what difficulties will they face in tracking down the case, and how will they uncover the clues to solve it?