The story is inspired by the beautiful love story of the Kun opera "The Peony Pavilion"

In the capital city of Beijing, there is a special group who are affectionately called "alley housekeepers" by the people. The "alley housekeeper" is not a leader, but in their heart they wear all things of the neighborhood. There are many problems directly related to the common people, such as neighbourhood disputes, parking on roads, private construction, public toilet renovation, environmental improvement, and caring for the empty-nest elderly.

The 7-year-old girl Zhang Wang and her father Zhang Guohua depended on each other. Although their lives were poor, they were still very happy. One day when Zhang Wang suddenly had a nosebleed, he went to the hospital for an examination and found out that he was diagnosed with acute leukemia.