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.
When Mongolian Princess Mei Li arrives in Beijing with her father, she met the man who changed her destiny, Prince Jing Xuan of the Qing Dynasty.
In this era, some people have no time to have children, some have no money to raise children, some have been wishing for a child for many years, and some have children before they grow up. In the corridor of the hospital, four strangers (a strong woman received pregnancy notices almost at the same time.