Season 1

In the prison, SHEK TUNG SING recalls his memory of getting commendation and preparing for promotion examination in the police force… Fifteen years ago, SING was dissatisfied that a rapist was acquitted on all charges w…

SING goes to visit the dead lawyer’s secretary Ms AU and he discovers that some important information were not recorded in the case’s file… DING learns that CHONG SHUN has scolded SING and he consoles SING. However, SIN…

SING, DING and SZ carry out investigation in Uncle MAO’s home for they believe that Uncle MAO was killed by somebody… After discussion, they believe that MEI’s cousin is the key suspect and SING suggests luring him with…

Uncle MAO’s case is resolved. SING brings all colleagues to JIT’s pub for celebration. SHUN introduces the retired superintendent KO LAP YAN’s son KO KEI YEUNG, probationary inspector, to everybody. He tells them that Y…

The team learns that CHUNG, father of a missing child, has returned to Hong Kong so they visit him. Scavenger CHUNG reveals to DING that he was quarrelling with his wife TSZ KUEN since they were unable to pay their son’…

The case of CHUNG is over and SING takes leave to go traveling with his wife and daughter. After visiting various places in Sabah, SING decorates the hotel room nicely. However, KWAN suffers from allergic rhinitis and s…

SHUN reveals to SING that he had made a wrong decision long time ago after receiving huge pressure from his ex-boss LAP YAN. SHUN believes that the one who stole the drug trafficking money was KIM WAI and he asks him ou…

SING goes to pick LONG up at her school. SING reveals that he has decided to divorce KWAN… DING asks HIM to write an article about a festival at the walled village. He hopes that this could attract the emigrated neighbo…

SHUN and everybody go to the ward but SZ has disappeared. SING and DING invite HIM to meet up at the pub. They tell her the whereabouts of SZ… The Serious Crime Unit learns that some mainland robbers have came to Hong K…

DING, SING and YEUNG believe that FU may harm SZ. They decide to protect SZ privately and YEUNG takes the initiative to be bodyguard. YEUNG stays in SZ’s living room. After midnight, YEUNG hears an explosion at the swim…

DING and SING asks YAN out privately but YAN reveals that he cannot help them… YAN returns home to find that YEUNG has read the threatening letter from FU. YAN drives to the countryside to hand over the money to FU. FU …

DING discusses SZ’s application for transfer with SING during lunch. He reveals that he has held her application in order to help YEUNG. During the time, BI FU arrives to reveal that the third person who killed FU may n…

After raping the model YUKI, the rapist decides to kill her but he is frightened away by the alarm of a police car. At the hospital, SING finds her daughter arrives breathlessly and he realizes that YUKI is LONG’s senio…

SING carries out investigation at FRANKY’s studio and he finds a USB memory stick… FRANKY is released and he provokes HIM deliberately… DING goes to visit HIM for he wants to send her chocolates but he discovers that HI…

KWAN starts working as an accountant in the publishing company. SING wants to date her on her first working day but KWAN already dated JIT… After DING prepares his cup noodle, HIM suddenly arrives angrily. On the next d…

DING and SHIM LEUNG go to KA KUEN’s home at night. They ask why KA KUEN tries to shift the guilt to his neighbours. After admitting his sin, KA KUEN collapses. The doctor says that he is suffering from acute kidney fail…

DING and SING go to the hospital with KA KUEN’s father. The doctor says that a kidney is suddenly available for organ transplantation… In order to please HIM, DING searches for her vanity table everywhere. While cleanin…

SING observes the car burning ceremony of a mysterious group of people. He then follows HIN’s grandmother’s car. Later, a man gets out from her car at a scrap yard. DAVID LAW, car owner of the burnt car, was sued for ca…

During the team meeting, SING reveals that he discovers a sculpture at LING’s home that looks like the mace that LUI KIN uses during the car burning ceremony. HANG recognizes that this sculpture is LUI WO (one of the cr…

SING drinks alone at the pub and KWAN comes to console him. LONG suddenly arrives to inform KWAN that JIT has been promoted and she would like to celebrate with him. The police discover that somebody is selling drugs in…

The team arrests the three men who wanted to kill CHI but the three men deny that they are murderers. The team thus bring the three men to the crime location and DING reveals his inference to them… HIM reveals to her fa…

SING rushes to SUK KUEN’s place after receiving her call but she is already died when he arrives. SING and CHING carry out investigation at the doctor TING YUEN HO’s clinic. Afterwards, SING asks CHING to make a medical…

DING and LO HANG visit HO to inform him that they have arrested a woman who looks like TRACY. HO goes to look for girls in the pub at night and he meets SZ who dresses sexily for she wants to seduce him. The Serious Cri…

LEUNG is safeguarding the offender at the hospital and SING visits him with food during his holidays. After chatting with LEUNG on the phone, DING finds something strange and he rushes to the hospital but the offender h…

HIM appears at the crime location and she says that CHI LUN is the murderer. She then takes out photos of LUN quarrelling with CHOI. The team carries out investigation and they discover that CHOI dies after drinking mil…

Everybody discuss the intention of the murderer and they believe that the two chemical plant owners are killed because they refused to make compensation after the explosion. HIM searches through the past records and she…

The team discovers a tin house near the dead bodies and they carry out investigation there. CHAN AH PING and her disabled husband FONG YIU TSUN live there. PING claims that she is the murderer and she has killed her son…

PING misses her son a lot and she finally reveals the truth to the lawyer. SING breaks into TSUN’s home without a search warrant but TSUN has already destroyed the evidence. SING threatens TSUN with a gun and DING arriv…

SHUN questions DING why TSUN and YEUNG are killed and DING decides to reveal the truth to him. However, SING says that DING is suffering from brain tumor and his judgments are not trustworthy… DING meets SZ and SZ finds…

DING informs KWAN about the crimes that SING has committed. KWAN asks SING out and she wants him to start anew with her by leaving Hong Kong… SING suddenly receives a call from the drug addict LUNG and LUNG wants to sel…