Gil Petty, the world's leading wine critic, vanishes during a tasting tour of the wine region of Gaillac. Scottish exile and former forensics expert Enzo Macleod takes on the cold case.

"Half-Scottish, half-Italian Enzo MacLeod used to be one of the top forensics experts in Scotland, and now he lives in Toulouse, working as a university professor. Divorced in Scotland and widowed in France, he has an estranged Scottish daughter and a French daughter he has raised by himself. As if his life isn't complicated enough, he soon finds himself unexpectedly in the hunt for solutions to some vexing cold cases thanks to an ill-advised wager...

Forensics expert Enzo Macleod travels to a tiny island off the coast of Brittany to honor a promise he made long ago to a dead man by investigating his 20-year-old murder. In a fascinating development, Enzo learns that the man's study--the scene of the crime--has lain untouched ever since.

Husband and wife Niamh and Ruairidh Macfarlane co-own Ranish Tweed: a Hebridean company that weaves its own special variety of Harris cloth, which has become a sought-after brand in the world of high fashion. But when Niamh learns of Ruairidh's affair with Russian designer Irina Vetrov, then witnesses the pair killed by a car bomb in Paris, her life is left in ruins. Along with her husband's remains, she returns home to the Isle of Lewis, bereft....