Cass Lynch Mysteries Books in Order

When a lifestyle influencer arrives to film her perfect holiday on Shetland, locals and Cass Lynch are wary of the polished image. After the woman vanishes during a boat trip to St Kilda, Cass and Gavin must decide whether they are chasing an abduction, a staged escape or something darker.

At Shetland's renowned folk music festival, international star Fintan Foley is found stabbed backstage just before a packed concert. Among crowds, touring musicians and old island acquaintances, Cass Lynch and DI Gavin Macrae unpick secrets from the oil-boom years that someone will kill to keep buried.

Days before the last fire festival of the season, Cass Lynch watches a glamorous young singer tumble down stone steps in broad daylight. It looks like sleepwalking, but a stolen book of dark rituals and fierce rivalries in the music scene point to a far more calculated crime.

On her final charter of the season, Cass Lynch is jolted awake by a Mayday from a fishing boat wrecked on nearby rocks. When a murder and a strange death follow, she must uncover the link before Shetland's seas claim more lives.

During the dark weeks before Christmas, Cass Lynch's first night on dry land is disturbed by tiny footprints circling her remote cottage. When a schoolboy disappears, leaving tracks into an empty snowy field, she has to learn whether playful folklore has turned deadly.

As summer wanes in Shetland, Cass Lynch agrees to care for Tamar in her isolated clifftop cottage. A strange break in that disturbs only old papers and a body found in a nearby cove draw her into questions of family loyalties, money and guilt.

Preparing tall ship Sorlandet for a summer voyage around Shetland, Cass Lynch is stunned when the new third officer is a man she believed dead. As uneasy trainees go missing and one turns up murdered, she must confront her past to expose a killer on board.

Cass Lynch earns the post of third officer aboard a sail-training ship racing from Norway to Ireland. When a trainee vanishes after rumours of a stowaway, she and DI Gavin Macrae hunt a killer while Cass weighs life at sea against a future ashore.

When Cass Lynch's opera-singer mother brings her touring company to Shetland, tensions simmer behind the applause. A charismatic diva, a brooding ex-lover and a young bass with secret island roots collide with a Viking treasure hoard, and Cass must sift through jealousy and legend to stop modern-day violence.

Spending Christmas in the Highlands with DI Gavin Macrae, Cass Lynch stumbles on a skeleton hidden in bracken above a quiet loch. Back in Shetland, a missing businessman, a near disaster aboard her yacht and tales of a deadly water-horse all seem disturbingly connected.

When a visiting yachting couple vanish from the harbour at Brae, sailing skipper Cass Lynch reluctantly asks DI Gavin Macrae for help. His inquiry into art theft collides with her search for a missing pupil and a tense visit to a Neolithic trowie mound steeped in island folklore.

Studying at marine college in Scalloway, liveaboard skipper Cass Lynch thinks life is finally steady until she finds an acquaintance dead, one hand smeared with peat ash. Rumours of witchcraft and a horned figure in the night grow louder as more violence follows.

Landing the job of skippering a replica Viking longship for a film brings Cass Lynch back to the Shetland Islands she once fled. When a woman is found dead on deck and suspicious accidents mount, she must clear her name by uncovering a killer with long memories.