| Northern Lights Insurance Company has a team of insurance investigators that is led by Fong Chi-Keung, the wealthy heiress Do Sam-Yu, the affectionate Bak Tin-Ming, and retired police officer Cheung Dong. They each have their own talents and they form a legendary team in the insurance industry. They thoroughly investigate and uncover the truth in all thorny, dangerous or strange cases that are passed to them. |
| Name | Character | Episodes |
|---|---|---|
| Raquel Xu Dongdong | Ho Yuk Lin | 36 |
| Benz Hui Shiu-Hung | Fong Chi Keung | 36 |
| Kent Tong Chun-Yip | 36 | |
| Hugo Ng Doi-Yung | Chung | 36 |
| Bosco Wong Chung-Chak | Bak Tin Ming | 36 |
| Nina Paw Hei-Ching | 36 | |
| Au-Yeung Jin | 36 |