In some faraway place, the Laws and the Chuks are two big families that have been foes for a century as they can never stand each other. In a chance encounter, the Law Family’s fourth son Law Mak-au falls head over heels in love with Chu Lai-yip, who is the younger cousin sister of the Chuk Family’s matriarch Chuk Ying-kiu. Lai-yip already has a finacé. If her marriage eventually falls through, Ying-kiu’s status as the chair will be affected. However, due to some past event about herself, Ying-kiu resolutely decides to let Lai-yip make her own choice, sowing the seeds of a duel between the two families. In the meantime, Leung Shan-pak adopts Max Ton as his name and lives in Hoi Pak City, which is the Law Family’s territory. To avoid assassins, he goes to the Chuk Family’s Tin Nam City and then the mysterious Zone 8. He again runs into two women who were seemingly associated with him.
Thirteen-year-old Mei is experiencing the awkwardness of being a teenager with a twist – when she gets too excited, she transforms into a giant red panda.
In a multidimensional domain, Poon Siu-yu enters the second dimension after her death in the first dimension, i.e. the mortal realm. She then joins Office of the Life Authority and becomes a novice “destiny administrator”. Siu-yu has to keep a close watch on food courier Chan Pei-ho, who is in the mortal realm. Pei-ho earns a meager living regardless of the weather. But his family members just do not care about him. He is already overwhelmed by life pressures, and he is also jinxed by “bad spirit” Siu-yu while doing his job. Siu-yu gradually sympathizes with Pei-ho. Meanwhile, Pei-ho also realizes this mysterious girl has covertly helped him a lot. The duo then even recklessly start a romantic relationship that is probably going to have no future.
Many people die as old-fashioned tenement Wai Lei Building abruptly collapses. Engineer Sze Kwong has conducted a survey of the building. He arbitrarily investigates the incident as he reckons the building collapse is shrouded in intrigue. While the incident is being unraveled, Sze Kwong’s girlfriend Cheung Man, who is some property developer’s lawyer, dies in a traffic accident. Then his younger half sister Auyeung Ka-shun meets her death. Sze Kwong is also silenced. Sze Kwong comes round and surprisingly returns to somewhere in time before the building collapses as the deity has given him a chance to live again! Sze Kwong suspects the building collapse has something to do with property developer Hong Wing-yan and his mentor Ying Yiu-wa. He wants to prevent the disaster from happening. To avoid implicating Cheung Man and Ka-chun, Sze Kwong decides not to recognize his sister and he also does not go out with Cheung Man. He just covertly watches over the duo.
Barrister Koo Ling-shan is a successful career woman, but she just cannot find the right guy. She does not get along with her younger sister Ching-tung, who is a chauffeur by profession. Co-working space manager Yu-yin hits rock bottom as she is devastated by her husband’s death. Due to some inheritance issues, the trio have coincidentally taken on different tasks. They bump into Sheung-yi, who nearly causes some disaster because of her dual personality, in the process. Kwan-yuet is cynical and full of negative energy. Fong Chor-yu is inexperienced, but she is passionate about fencing. Their ultimate mission is to find the seventh princess. And they also have to discover their self worth so as to overcome regrets in their family relationships.
For the sake of upholding their values and exacting justice, the Chief Inspector of the Traffic Investigation Department and the Superintendent of the East Kowloon Crime Squad join hands in a battle of wits and will against a lawyer who is known for finding loopholes to help his client.
After suffering life changing injuries in the line of duty, bomb disposal officer Fung turns his back on the police. But when a devastating series of bombings sweep Hong Kong, the police suspect their former ally may be involved after he is found unconscious at a crime scene. Now faced with memory loss and recalling only fragments of his former life, Fung sets out to uncover the truth and find out who he really is.