Detective Chief Inspector Tom Barnaby (John Nettles) can't help but notice that more people than ever before seem interested in the work of long-dead composer Joan Alder, who wrote the well-known song "Midsomer Rhapsody." First, Alder's former music teacher turns up dead, and an early draft of her most famous piece is found among his possessions. But the plot thickens when Alder's long-lost daughter, Sarah, comes back into town.
Mere seconds before the Earth is to be demolished by an alien construction crew, Arthur Dent is swept off the planet by his friend Ford Prefect, a researcher penning a new edition of "The Hitchhiker's Guide to the Galaxy.
During her wedding ceremony, Rachel notices Luce in the audience and feels instantly drawn to her. The two women become close friends, and when Rachel learns that Luce is a lesbian, she realizes that despite her happy marriage to Heck, she is falling for Luce.
Ray Ferrier is a divorced dockworker and less-than-perfect father. Soon after his ex-wife and her new husband drop of his teenage son and young daughter for a rare weekend visit, a strange and powerful lightning storm touches down.
Sarah Huttinger's return home with her fiance convinces her that the sedate, proper, country-club lifestyle of her family isn't for her – and that maybe the Huttinger family isn't even hers – as she uncovers secrets that suggest the Huttingers are neither sedate nor proper.