When a teacher mysteriously disappears, Endeavour investigates the hidden world of a public school to find the killer before it’s too late. With Cowley Station closing, Thursday is determined to crack the unsolved murders linked to Eddie Nero, and charges Fancy with tracking down the suspects. Thursday's brother returns with news and Endeavour is forced to look to the future.

The murder of a schoolgirl brings Endeavour back to Oxford. When he refuses to accept that the main suspect is guilty, Endeavour has to uncover the truth and rescue a victim before it’s too late.

When a tragic car accident becomes something altogether more suspicious, Endeavour’s investigations lead him to the Oxford astrophysics department and a TV puppet studio.

With gossip and rumor threatening to expose the secrets of a sleepy Oxfordshire village, Endeavour investigates their connection to a series of shocking murders.

The murder of an Oxford librarian and a local tragedy push Endeavour and the team to their limits, as they uncover the truth behind the crime that has haunted them all.

As Endeavour sees in the new year – 1970 – in Venice, a grisly murder on an Oxford towpath speaks to Thursday’s intuition. Later, Endeavour meets a kindred spirit, while a groundbreaking college project becomes a fatal battle of the sexes.

It’s the lead up to the 1970 general election, and as racial tensions escalate in the city, tragedy strikes an Oxford Indian restaurant, and family loyalties are thoroughly tested.

Endeavour uncovers a potential link between a series of peculiar accidents which leads him to an all-female Oxford college determined to eschew co-education, before his investigation looks set to reach right to the heart of CID.