Martha Parker runs a small private detective agency in Glasgow with her two sisters Helen and Geri specialising in catching cheating partners playing away from home. The Parkers have been hired by the reclusive wife of a wealthy banker she suspects is having an affair - but when he shows up murdered it's up to Martha Helen and Geri to prove the wife's innocence in a case unlike any they have tackled before . . .

Part of the Parker Sisters Mysteries series.