Sally Meredith's young life has been full of adventure. As a suffragist, she fought for women's right to vote. She drove an ambulance in France during the war. And she's already had a proposal and a broken engagement. But the past few years have been deadly dull, taking care of a cranky relative and now living alone in a quiet village. So when her eccentric uncle Fritzi arrives with the tale of his most recent invention - a deadly gas that nations are striving to get hold of - she's intrigued.

Recently divorced and reluctantly retired, Julia Bird has fled London to enjoy idyllic rural life in the Cotswolds. Determined to have the perfect English garden, her first job is to tear down the old shed, where she unearths much more than she’d bargained for: a body, apparently buried for decades. But who could it be, and who killed them? The police draw a blank, and even the gossip-fest that is the local book club can’t remember anyone going missing in the village.

Amabel Grey, a widow with a modest income, needs money. Fast. Her spoiled daughter Daphne has an opportunity to go with friends on holiday, and she's convinced it will end with a lucrative marriage proposal. But where to find 200 pounds? She overhears a client requesting the lawyer find someone to live in his Dower House for six months. The stipend is 200 pounds! And she knows the house, having visited 20 years before. The catch? Previous tenants have been driven away by strange happenings, and the village is convinced the place is haunted. The owner wants the rumors to stop.

Twelve-year-old Peter Waring is an orphan with an assortment of relatives who don't quite know what to do with him. But Peter's concern is for Rose Ellen, the little girl his mother took in before she died, and for whom none of his relations feel any responsibility. They are however intrigued by Peter's legacy. His father had hidden The Annam Jewel, a mysterious and priceless object that Peter will inherit on his 25th birthday. But Peter's first task is to rescue Rose Ellen from the wretched institution where she has been sent.

The engagement of effervescent Mally Lee to handsome, well-connected Roger Mooring is not going well. They quarrel constantly and Mally's idea is to spend time apart and delay the wedding. She has no money of her own and hopes to find a job, which materializes when Sir George Peterson hires her to be a governess to his daughter. She happily heads to London and all is well until Sir George and his odious secretary, Paul Craddock, accuse her of the theft of a diamond brooch and an important paper.