A murder in a College garden leads Endeavour to investigate a celebrated Oxford orchestra but, when a second tragedy hits, he discovers a story the ensemble would sooner forget.

A crime wave has taken hold of Oxford. A debauched group of undergraduates are wreaking havoc across town, and the death of a uniformed policeman sends shockwaves through Castle Gate.

A series of death notices in the Oxford Mail, each with a distinctive, cryptic message, provides clues to Endeavour’s latest – and final – investigation. Meanwhile, Thursday is under pressure from a familiar face.