Constable Mavis Upton is back, and this time she's taking no prisoners - which is never ideal for a police officer...Mavis is pregnant, as is her daughter Ella. Facing the prospect of motherhood and being a grandmother simultaneously, the last thing Mavis needs is problems at work.She must contend with a new sexist dinosaur of a Sergeant who is more bully than mentor, and a mysterious case involving a blackmailer sending poison pen letters is baffling the force and tearing the local community apart.Can Mavis juggle impending motherhood and her career, maintain a loving relationship with her other half Joe and deal with being a grandmother, all while solving the case?Well, this is Constable Mavis Upton...literally, anything is possible...