Police officers Niiboshi Reo and Akutsu Mabu are stationed at a police box in Asakusa, Tokyo. One day, they find a baby girl lying on top of a plate. Naming the girl "Sara," they decide to raise her. Protecting the town's peace together, what sweet incidents will they encounter!? Along the way, the pair will overcome obstacles as two men being fathers of a baby, and they will question the origin of Sara's mysterious magical powers…