In this thrilling investigative drama, Zhang Da, a Chinese police detective in a Southeast Asian country, embarks on a harrowing journey to find his trafficked son. As he unravels the dark secrets of human trafficking networks, he encounters a Chinese woman, trafficking victims, and crime syndicates. With unwavering determination, Zhang Da perseveres in the face of adversity, risking his life to reunite families and bring justice to the exploited. Will he find his son amid the murky underbelly of trafficking rings?