In 1953 at the hamlet of Grantchester, Sidney Chambers—a charismatic, charming clergyman—turns investigative vicar when one of his parishioners dies in suspicious circumstances.
Will and Geordie investigate the apparent murder of Lord Edmund Fitzgerald.
Will and Geordie investigate when a man is found dead with an unusual neck wound.
A vagrant is found dead in the doorway of Leonard's cafe.
A member of Will's congregation is found murdered just before a church fundraising event.
There's a murder at a local old folks' home and two of its elderly residents go missing.
Geordie and Will realise that they may have sent the wrong man to prison for murder.