In a crime-heavy district of Xizhou, the body of a young man is discovered. Special Investigation Division (SID) officer Luo Weizhao arrives at the scene, where suspicions arise linking this to previous drug-related cases. The scene also draws the attention of Pei Su, the young president of the Pei Group. Air Date : 18th-Feb-2023  Read More

Luo Weizhao’s team identifies a suspect, Zhang Donglan, who is connected to a high-profile group and the SID chief. Pei Su, with his own ties to the case, undergoes questioning. Air Date : 18th-Feb-2023  Read More

An anonymous tipster, Chen Zhen, implicates a drug ring in his sister’s death. Tension escalates when the victim’s mother confronts Zhang Donglan after his release. Air Date : 18th-Feb-2023  Read More

A raid on a nightclub uncovers new evidence. A crucial clue from a surveillance camera refocuses the investigation. Air Date : 18th-Feb-2023  Read More

The suspect's alias and tragic past come to light. Luo Weizhao takes a more personal approach to uncover the truth. Air Date : 18th-Feb-2023  Read More

While celebrating a birthday, Pei Su notices a mysterious gaze following a child — hinting at a new threat. Air Date : 18th-Feb-2023  Read More

A new case involving a missing girl echoes a cold case from 16 years ago. Luo Weizhao revisits the father of a past victim for leads. Air Date : 18th-Feb-2023  Read More

A girl vanishes during Pei Su’s birthday dinner. The team connects her disappearance to a survivor of a similar past case. Air Date : 18th-Feb-2023  Read More

Clues lead to a chilling diary found with human remains. A twisted relationship and dark secrets emerge. Air Date : 4th-Apr-2025  Read More

The investigation uncovers new truths about a cold case, and two new interns, including Pei Su, join the SID Air Date : 4th-Apr-2025  Read More

A corporate heir is kidnapped. Family secrets and power struggles within the Zhou Group surface. Air Date : 11th-Apr-2025  Read More

A shocking package from the past revives questions about a suspicious death. The SID follows new leads. Air Date : 11th-Apr-2025  Read More

A series of deaths and a fire point to a larger conspiracy. Pei Su and Luo Weizhao uncover secrets buried in Pei’s childhood home. Air Date : 18th-Apr-2025  Read More

As suspects flee, more details about the Zhou Group’s shady rise to power are exposed. Air Date : 25th-Apr-2025  Read More

A car explosion puts Pei Su’s life at risk. The SID closes in on a shadowy figure. Air Date : 25th-Apr-2025  Read More

Pei Su recovers in the hospital and begins to trust Luo. A mysterious visitor brings insight into Pei’s past. Air Date : 25th-Apr-2025  Read More

Luo receives a cryptic letter from his late mentor. A new case begins as five students disappear. Air Date : 2nd-May-2025  Read More

A mutilated body is found. Surveillance footage identifies a long-wanted criminal from the "327 Case". Air Date : 2nd-May-2025  Read More

A student reveals a hidden hierarchy of abuse within a boarding school. Air Date : 9th-May-2025  Read More

Interrogation reveals manipulation and cover-ups. A victim tried to expose systemic violence before his death. Air Date : 9th-May-2025  Read More

Trust is tested as Pei Su speculates he might be the "Purifier". Luo Weizhao affirms his belief in Pei. Air Date : 16th-May-2025  Read More

The team traces surveillance footage to uncover the criminal’s hideout. Air Date : 16th-May-2025  Read More

A drone-supported raid leads to the discovery of a planted bomb — an ominous escalation. Air Date : 23rd-May-2025  Read More

Old injustices resurface. Luo Weizhao uncovers secrets tied to the notorious Seine Riverside case. Air Date : 23rd-May-2025  Read More

The team discovers the star witness was impersonated. The SID suspects an internal leak. Air Date : 30th-May-2025  Read More

Pei Su delves into his subconscious for answers, learning the identity of a missing professor. Air Date : 30th-May-2025  Read More

A bug is found on an SID member. Pei Su and others suspect a high-level traitor. Air Date : 6th-Jun-2025  Read More

A repressed memory reveals a key player in past cases. A shocking disappearance changes the game. Air Date : 6th-Jun-2025  Read More

All forces converge at an abandoned mansion — the site of a past murder. Loyalties are tested. Air Date : 13th-Jun-2025  Read More

The final confrontation forces a life-or-death decision. Pei Su and Luo Weizhao face the ultimate moral challenge. Air Date : 13th-Jun-2025  Read More