Hero Yuen

Former friends Kwok Pak-fei, Keung Hei-man, and Lau Lik reunite years after a botched operation led to a tragic death and estrangement. Now, a gruesome murder case tied to a human trafficking ring forces them to work together. As they investigate, mysterious messages appear with clues about the crimes, hinting at knowledge from the future. Together, they form a special unit, ASIB, to decode these messages and solve the chilling case.

As a child, Fa Ping was teased for her ugliness. After an accident that required her to have plastic surgery, she firmly believes that beauty can change lives. Even after she enters the police force, she still cares about beauty more than anything. When a prostitution case reveals that a loan-shark company is operating inside a public housing community, Fa Ping and fellow CID officer Law Dai-Shu are sent to act like a couple in order to obtain information from the housewives. They meet the "Housewives Trio" of Hung Dan-Dan, So Fung-Nei, and Lau Lin-Heung. To investigate the case, Fa Ping is forced to give up her fancy wardrobe and cater to the housewives.

The Hong Kong Airport Special Police Unit (ASU) is a special police force responsible for maintaining public and aviation security, counter-terrorism, key personnel protection, disaster support and many other areas. Encountering different situations on duty, they see the joys and sorrow of life that make them reflect on their own lives. With every step forward, they establish a sense of mission as the airport security police.

Interior Designer Moon Sing Hong purchases a flat in anticipation of marrying his longtime girlfriend who is expected to be returning home soon after studying abroad. Without his knowledge or permission his older sister rents out his flat to popular Cantonese opera singer Kan Kit. Unable to break the rental lease, Sing Hong uses all kinds of tactics to try to make Kan Kit move out but her manager Lin Sau fong helps her stand firm. When Sing Hong's best friend and business partner Tin Hak kan, meets Kit he develops an instant attraction to her and ask Sing Hong to help him pursue Kit. In order to help his friend with love Sing Hong gets close to Kit to find out about her interests. The two soon work out their differences and become friends. However their typical life is turned upside down when Kit gets into a car accident and finds her biological mother, while Sing Hong finds out his longtime girlfriend has been living in Hong Kong all along with another man.

To avoid all the strife caused by the gangland power struggles, Yuk Wan-lung and his elder sister Yuk Kiu-fung lead a quiet life, running an inn. Unexpectedly, Wan-lung is determined to take part in the New Hero Contest, seeking to win back his ex, Ngai Bing-bing. But when Wan-lung exposes a scandal involving the East Wing imperial guards, he is incarcerated and his sister must find a way to set him free.

Internet celebrity chef Yeung Tak-Kei loses his job after he accidentally reveals his boss's scandal, so he seeks shelter with his maternal half-sister Chu Sau-Na to become a private investigator. Under Sau-Na’s unfavorable employment conditions, Tak-Kei has to convince “Golden Tongue” Mak Sei to join them, leaving him no other choice but to keep making gourmet food for a mystery diner.

Policewoman Yiu Chi-yue is a natural born Highly Sensitive Person. She brings chocolate, salty lemon water and a brain with an “on-off switch” with her whenever she investigates cases. Her senses are heightened when she drinks salty lemon water that arouses her keen awareness of clues at the crime scene. Through touching the dead body, gathering evidence and her senses, she empathizes with the victim and reconstructs the sequence of events. Since Chi-yue met restaurant boss Wong Mik-kei, the duo are no longer “spectators”. Perpetrators at large are killed one after another. Chi-yue covertly challenges some serial killer on several occasions, and their true identity is gradually uncovered. Chi-yue realizes the two of them have conflicting standpoints even though they are like-minded, causing her to face the conundrum of making life choices. In the meantime, Mik-hei astonishingly makes some decision for her.

Delivery truck driver, Uncle Chuen, works hard every day to put food on the table. His only son, Chong, is only interested in photography. Uncle Chuen doesn’t like how Chong idles his days away doing nothing, and this is a frequent flashpoint between the two. One time during an argument, Uncle Chuen slapped Chong on the face, and Chong ran out of the house, but didn’t forsee that Chong would be hit unexpectedly by a car. Uncle Chuen and his wife rushed to the hospital, but there was no way to save him. The director of organ donation at the hospital found out that Chong had registered as an organ donor before he died. Although Uncle Chuen still could not accept his son’s death, he pushed through the pain to fulfil his son’s dying wish, to leave a gift to those still alive.