Thirteen stalwart and like-minded women meet weekly, as a Sewing Circle, to publicly portray their dedication to knitting, needlework and all things stitched. But... what are their real activities?

Bessie the Law learns that there has been a serious outbreak of litter all over Pembroke town. She calls upon the Sewing Circle members to quickly expose the young culprits. How deep will they have to dig to find the real criminal who aims to make money out of the town's discarded rubbish?

A member of a respected family in the town is accused of poisoning her sister. Bron the Books steps out of the library and engages the Sewing Circle to prove her friend's innocence. Will they need to take a closer look at the treasured family pets to uncover the real poisoner?

Megan the Signals alerts the Sewing Circle to an auction fraud involving her grandmother's antique chairs. Will a pair of fake heirlooms and a crockery crashing intervention be enough to spring their trap on the unscrupulous dealer?

How can the Station Road Sewing Circle possibly solve these and other mysteries without revealing their identity?