Two young teenagers who are also best friends fall in love.

Brother's Keeper is a story about two brothers of the same mother but different fathers, "Sam" Kiu Tin-seng (Ruco Chan) and Lo Wai-son (Edwin Siu). Sam was born in Hong Kong, the son of Chow Yuk-mui (Louise Lee) and Kiu Sum (Lee Kwok Lun). Due to Kiu Sum refusing to marry Chow Yuk-mui, Yuk-mui decided to take Sam to Foshan, China to start anew. In Foshan, Yuk-mui got married with Lo Fu-shing (Lau Kong) and gave birth to Son a few years afterwards. Not long after, the family of four decided to cross the border to start a new life in Hong Kong. The family of four eventually got separated with Sam ending up in Hong Kong, while Yuk-mui, Fu-shing, and Son ending up in Macau. The two brothers lived very different lives in the course of the next 20 years. The very hardworking and ambitious Sam managed to graduate from college and became a police officer like his biological father, Kiu Sum. He has a girlfriend named Rachel Cheuk (Linda Chung) whom he is willing to do anything to fulfill her dreams of opening a fashion store. In order to achieve his goal, he seduces Fabio (Ankie Beilke) and uses her in the process. In addition, Sam also has an ambiguous relationship with a triad member named Keung Yung (Louis Cheung) who later caused Sam to end up in jail. Son, who is very simple-minded, only wants to live a peaceful and comfortable life in Macau. He is good friends with Yiu Man-ying (Krystal Tin) and Lung Fei (Louis Yuen). In order to avoid his abusive father (Fu-shing), Son works with his mother (Yuk-mui) at a restaurant. The lives of the two brothers, Sam and Son began to change after they meet up again. The two brothers in the series will go from 20 to 50 years old. This also shows the phrase "rags to riches" as Son becomes a rich businessowner from a poor young boy.

Stage play actor KAN SIU NAM (Adam Cheng) went through a huge personality change after his daughter went missing for several years and ends up divorcing his wife MOK LAI HING (Rebecca Chan). Since then, SIU NAM concentrated entirely on his theater acting job. Due to his role as a murderer in one of the plays, he was drawn into a strange serial killer case and accidentally meets his colleague LEE CHOR KIU's (Maggie Siu) boyfriend JEUNG SAI YIN (Moses Chan) and his sister JEUNG SAI TING (Aimee Chan). During their interactions, SIU NAM noticed YIN was very similar to the serial killer suspect and had an abnormal feeling towards TING. The relationship of the four individuals seem controversial. When SIU NAM wanted to clarify the truth to the serial killer case, he realizes he's getting further and further away from the truth. His sense of conceivability gets even more shuddering and disappointing.

Mung Ka-Ka (Sheren Tang), Cho Mei-Ngoh (Kiki Sheung) and Hilary Ding Mui-Hong (Cecilia Yip) are good friends and they are experts on how to raise a family. They teach Ko Wing-Kuen (David Chiang) how to raise his daughter and show him that it takes more than words to care for a child. Along the way, they find out that their husbands might be secretly doing things behind their backs...

High school student Hoshi Izumi (Nagasawa Masami) loses her father suddenly in an accident. One day, Sakuma (Tsutsumi Shinichi), the waka gashira of a small and weak Yakuza gang in Asakusa – the Medaka Gumi – pays Izumi a visit along with the gang members. The death of their former kumicho (Boss) puts Medaka Gumi on the verge of a breakup. Therefore, Sakuma begs Izumi, the former boss's only distant relative left, to succeed to the kumicho position. Izumi is taken by surprise and keeps refusing at first. However, she ends up becoming the 8th kumicho of the Medaka Gumi! The police tell her that her father's death may possibly be a homicide case. There's also Mayumi (Koizumi Kyoko), a mysterious woman staring closely at Izumi's father's photograph at his funeral. The situation becomes complicated when the drug-dealing vicious yakuza, Hamaguchi Gumi, comes into the picture as well as Sandaiji Hajime (Ogata Ken), a politician whose public stance is to eliminate drugs. --TBS

N/A

Toda and Miura play two teachers, Natsumi Uemura and Shuji Kashiwagi, at the same high school who are set to get married in half a year. However, the night before the school year's opening ceremony, Shuji becomes involved with the young Hikari Saeki (played by Takei), without realizing that she will be a student in his class starting the next day. As Shuji struggles to help Hikari deal with the mental complex she is suffering from, he is also torn inside by his betrayal of Natsumi. Meanwhile, Hikari attempts to get closer to Natsumi, driven by feelings of jealousy and a desire to destroy the couple's relationship.