It tells a story of an emotional suspense that was extremely reversal in the context of the reform of the Southwest Petrochemical System from the end of the last century to the beginning of 2000, praising the persistence and courage of small people to uphold justice and pursue the truth in the context of the great era.

In the late 1990s, Chen Ying and Chen Shan's brothers died due to an explosion, and they were trapped in the mist of intertwining deception and betrayal.The siblings faced many obstacles and once turned against each other. Because of their true feelings, they joined forces to set up a situation and took risks. After three years, they finally brought the real murderer to justice and made their parents feel wronged.