Tin Kai-On moves to Hong Kong from his hometown and initially resents his father's new wife, but gradually comes to accept her. Kai-On lives with his cousin, who dislikes him, and befriends his cousin's sister, who is tomboyish. Kai-On also has a crush on his neighbor, who initially rejects him. Kai-On, his cousin, and a childhood rival eventually become close friends and start a successful business together.
Roger Kwok
Hacken Lee
Wing Lam
Isabel Leung
Lee Kwok-Lun
Cheung Fung-Lei
Dickson Lee Kar-Sing
Kiki Sheung
Chang Gan-Wing
Sarah Wong
Wong Man-Biu
Chui Jing-Hong
Bonnie Chiu Hok-Yee
Derek Kwok
Ella Chan Bo-wa
Kwan Chiu-Chung
May Che Yuet-Mei
Mannor Chan
Kenneth Chan
Helena Law Lan
Gigi Lai
Noel Leung
Law Kwok-Wai
Carina Lau
Francis Ng
Woo Fung
Sandy Lam
Wong Hoi-Yan
Perrie Lai Hoi-San
Wong Yat-fei
Yu Miu-Lin
Michael Chow Man-Kin
Chang Hong-Sang
Ou-Yang Sha-Fei
Leung Oi
Teresa Ha Ping
Lily Leung Shun-Yin
Lam Ka-Tung
Felton Law Gwan-Joh
Gregory Charles Rivers
Leung Kin-Ping
Yu-Chiu Tang
Tsang Wai-Wan
Mak Chi-Wan