Due to a bizarre murder case, Tang Chuan, a senior police consultant, reunites with Shi Hong, an old friend of many years. Chen Jing is also listed by the police as a suspect. The three, who are entangled in the murder case, cannot let go of their deep feelings for each other nor their loyalty to their innocence.
The Devotion of Suspect X
Due to a bizarre murder case, Tang Chuan, a senior police consultant, reunites with Shi Hong, an old friend of many years. However, due to a change of position, they launch a battle of the brains that blurs the line between friendship and enmity. Chen Jing, who was listed by the police as a suspect, is the core of this fight. The three, who are entangled in the murder case, cannot let go of their deep feelings for each other nor their loyalty to their innocence. As they walk towards an irreversible ending, Tang Chuan discovers a bigger secret during the investigation.