Whilst Endeavour sees in 1970 at a Venetian opera, a grisly murder on an Oxford towpath speaks to Thursday's intuition. Back in Oxford, Endeavour meets a kindred spirit.

It's the lead up to 1970's general election and as racial tensions escalate in Oxford, tragedy strikes in an Indian restaurant, testing family loyalties.

Endeavour uncovers a potential link between a series of peculiar accidents leading him to an all-women Oxford college determined to eschew co-education.