Yuk Bo and Pak Kiu finally got married. Sam Jie informed the priest that laughin is no longer around. The priest said that he will keep Laughin in his prayers.
Yuk Bo and the EU team were making their rounds on foot when they ran into a snatch thief. Yuk Bo and Chiu Sir chased the robber but Chiu Sir's physical ability is limited. Instead, Yuk Bo could keep up with the thief and successfully nabbed him.
Jor Lun and Fai Ye ask Sam Jie out for tea to seek her opinion about the operations of Chun Hing. Sam Jie does not know that they would involve her in Chun Hing's business, she assumed that they just want to meet up casually. Jor Lun and Fai Ye tell Sam Jie that they do not like Hau Ko promoting Lap Man so rapidly. Hau Ko suddenly appears much to their surprise. Jor Lun and Fai Ye tells Hau Ko that Sam Jie shares their opinion about Lap Man's promotion.
Jor Lun and Lap Man fought in the toilet and the situation got out of hand. The EU team was called to the scene. Yuk Bo is shocked to see Sam Jie in a Chun Hing meeting and is disappointed by her actions.
Chiu Sir informed OCTB (O Kei) that Yuk Bo's sister and Pak Kiu's sister-in-law is Sam Jie and the three of them are living together. Wu Sir warns Pak Kiu to be careful and make the proper and rightful decisions when it come to matters involving Chun Hing as to not affect his future in the Police force. Sam Jie offers to move out if she is not convenient to be living with them.
Yau Yau's travel book is published and she invites Lap Man to the book autograph session. Lap Man does not promise to go but says he will try. Yau Yau drop by the tree which she carved her 10 year promise with Lap Man and saw Lap Man there too. She was very happy to see Lap Man. Lap Man takes the opportunity to re-declare his love for Yau Yau and suggests that they should start their relationship immediately and cancel the 10-year waiting period. Yau Yau was elated.
Yau Yau asks Lap Man if he is serious about their relationship and Lap man gave her the affirmative. Yau Yau also said that she may have told a lot of lies in her past, but she is very serious about love. Lap Man tells Yau Yau not to tell Hau Ko that they are in a relationship as he does not want anyone in Chun Hing to say that he gains Hau Ko's trust just because he is with Yau Yau.
Lap Man sends Yau Yau home only to be greeted at the door by Hau Ko. Hau Ko suspects Lap Man and Yau Yau are dating. He confronts Yau Yau about it and Yau Yau spills the beans. She informed Hau Ko that Lap Man is worried about people talking behind his back. Hau Ko gave Yau Yau and Lap Man his blessings.
The triad elders, Fai Ya and Tai Suk opposed Hau Ko's idea to promote Lap Man to be a triad senior (Cha Fit Yan). Hau Ko defended his decision as Lap Man has proven to be capable at handling the jobs assigned to him. To defend Lap Man further, Hau Ko exposed that Jor Lun has been collaborating with Lat Kai all these while. Fai Ye told everyone in the triad meeting that he will investigate Jor Lun's involment and give them an explanation soonest.
Jor Lun stormed out from the meeting with Fai Ye hot on his heels. Jor Lun vomited blood and Fai Ye finds out that Jor Lun actually has terminal stomach cancer. Jor Lun tells Fai Ye that he wants to prove that he is a capable man before he dies. Fai Ye agrees to give Jor Lun his full support to lead Chun Hing.
Jor Lun calls for a meeting with Hau Ko and demands for half of Chun Hing. He wants to be on equal standing with Hau Ko. Hau Ko refuses to negotiate with Jor Lun. OCTB received info that there is in-fighting in Chun Hing. Pak Kiu's team is deployed to the scene to investigate. Pak Kiu orders his team to to remand everyone present but Jor Lun takes out a bowling bag (the same one used by Lat Kai).
Pak Kiu orders Jor Lun to open the bowling bag but Jor Lun refused. Pak Kiu open the bag on his own only to reveal an actual bowling ball. Pak Kiu tells his officers to haul everyone present back to the police station for further questioning.
At the same time, Wu Sir receives a report that all two out of five of Lat kai's followers has end stage cancer. This explains the reason they were brave enough to carry out risky duties such as planting bombs as they will be dying anyway. Wu Sir analyse the reports further and conclude that Lat Kai may be importing bombs from China which may arrive today. He orders his team to track down Lat Kai.
Wu Sir's team saw Lat Kai driving a truck and orders his team to follow. Lat Kai drives into a police roadbloack set up by Chiu Sir's EU team. Wu Sir quickly called Chiu Sir and ask him to let Lat Kai go as they are involve in a bigger police operation. Chiu Sir complies.
Wu Sir seeks the cooperation from other police department. Traffic is tasked to switch all traffic lights on Lat Kai's route from green to red to stall him and to make him follow the route set up by the police. At the end of Lat Kai's journey en route to Chin Hing's headquarters, the EU team line the roads with nail to puncture the tyres of Lat Kai's truck.
Lat Kai's tyres punctured upon contact with the nails. His truck turned-turtle and is injured. However, Lat Kai crawled out from the truck and aims a gun at the police. They were involved in a shootout. Lat Kai managed to take one of the police as hostage but Pak Kiu managed to fire a shot at Lat Kai's hands. Lat Kai dropped his gun and whips out another. Pak Kiu fired another shot just off Lat Kai's heart. The police succesfully arrests Lat Kai.
Hau Ko sends Chung to take Jor Lun's life but warns him to leave the innocent ones out. Fai Ye orders Jor Lun to flee. But Chung suddenly appeared. Chung takes out a gun and point it straight at Jor Lun. Fai Ye jumps in to stop Chung so that Jor Lun can run. Chung informs Fai Ye that Hau Ko specifically says only to kill Jor Lun or Chung would not hesitate killing him (Fai Ye).
Fai Ye runs into Oi Sam Ook and plead for Sam Jie to help him. Fai Ye knows that begging Hau Ko would not work so he is begging Sam Jie to beg Hau Ko on his behalf. Fai Ye also reveals that Jor Lun has end stage stomach cancer and refuses to take medication. Hau Ko agrees to let Jor Lun off the hook.
Yau Yau calls Lap Man urgently telling him that she is sick. Lap man goes over to discover a pregnancy test kit in Yau Yau's toilet. He goes to the kitchen to get Yau Yau a glass of warm water only to discover many used pregnancy test kits in the kitchen dustbin. It appears Yau Yau faked her pregnancy to get Lap Man's attention. Lap Man suggests that he moves in with Yau Yau so they can spend more time together and Lap Man can still focus on his career.
Yau Yau asks Hau Ko for permission for Lap Man to move in with them. Hau Ko is reluctant but gave in to Yau Yau's persuasions. He agrees that with Lap Man staying with them, it would be easier for him to assign Chun Hing's tasks to Lap Man.
Hau Ko is bored and without company on a Saturday afternoon. he drives around aimlessly but ends up at Oi Sam Ook. he bought some food for takeaway and eats alone in his car. Sam Jie discovers that Hau Ko is eating alone in his car and accompanies him.
Yuk Bo and Pak Kiu sees Sam Jie in Hau Ko's car and is disappointed that she is mixing with Chun Hing's people. Hau Ko declares to Pak Kiu and Yuk Bo that he wishes to marry Sam Jie and no one in the world can stop him.