Detective Li Junsheng (played by Zheng Zeshi), who has repeatedly solved mysteries, joined the police dog team because he was saved by a police dog during the investigation. His beloved dog is also familiar with the habits of dogs. After retirement, Junsheng used his retirement pension to open a dog farm in Changsheng Village to fulfill his lifelong wish. Junsheng and daughter Li Xianru (played by Zhong Jiaxin)
Detective Li Junsheng (played by Zheng Zeshi), who has repeatedly solved mysteries, joined the police dog team because he was saved by a police dog during the investigation. His beloved dog is also familiar with the habits of dogs. After retirement, Junsheng used his retirement pension to open a dog farm in Changsheng Village to fulfill his lifelong wish. Junsheng and daughter Li Xianru (played by Zhong Jiaxin)