Police dog Allen. According to the plot query of Police Flower and Police Dog, Cherry is Li's police dog in the TV series Police Flower and Police Dog. The prototype of Cherry is Police Dog Cherry, and its mother is Police Dog Allen. "Police Flower and Police Dog" is a public security TV series directed by Gu Jinyun and starring Wang Haojun. The play tells the story of the post-90 s police flower, represented by Li, Li and Li, fighting crime through physical and mental interaction with police dogs, and finally realizing spiritual growth and life transformation. The play was held on July 7, 20 16.