The plot of the series "Whitstable Pearl" unfolds in a small coastal town. Here lives a single mother named Pearl, who runs a family seafood restaurant and raises her son on her own. But the woman's true calling is detective investigations. As soon as her child becomes old enough, she fulfills her youthful dream and opens a private detective agency right in her restaurant. However, a local police officer who despises women doesn't approve of her audacious venture.