Knock on the Happiness Door

A story about finding their worth follows a doctor and a policewoman who work tirelessly for their goals and find love in the process. Huang Zi Li, a man who experiences many troubles, travels from the Southwest to make a new life in the big city. Fang Yan is a policewoman who wants to do her job well. The two find themselves clashing at every turn until real sparks start to fly.