Sidney and Geordie investigate a Cambridge lecturer's fatal fall from the college spires.

A young man confesses to Sidney he has killed his landlord, but both Geordie and Sidney get a shock when they visit the victim's house. Sidney's relationship with Margaret begins to get serious. Amanda returns to town with important news.

As the trial of a local teen approaches, Sidney and Geordie find themselves at loggerheads regarding his guilt.

Sidney is the only friend Gary Bell has left as he waits for news about whether he will be offered a reprieve.

Sidney has entirely stopped caring about his responsibilities as a clergyman following the difficult events of the past few weeks.