A story that follows a 6-member team of elite investigators comprised of a forensic examiner, a criminal psychologist, an IT expert and more.

Liao Yan and Liang Mai Qi are experts in criminal investigation who have returned from studies abroad. They apply their skills in their respective fields to work in close cooperation with the major crime division to crack bizarre cases one after the other. Despite falling into countless life and death situations, the group grows as friends and comrades with every mission.