Fractured Lives, RMT714A

Every family has a locked door. In this collection, they all open at once. Coben introduces a man with no memory of his own origins, pulled into the search for a missing teenager whose disappearance cuts closer to home than anyone could have predicted. Sandford sends Letty Davenport undercover into a hacker group threatening the national grid, only for the greater danger to come from someone on her own side. Barclay's dying tech billionaire has weeks to live and a secret his past that someone has already started acting on, targeting the children he never knew he had. And Clark puts a television producer's wedding on hold when her fiance's young nephew vanishes from a Hamptons beach, and a cold-case conviction begins to unravel alongside it.

Your next four late nights, right here as secrets surface and lies unravel in this gripping set.

Harlan Coben, The Boy From The Woods - Found alone in the New Jersey woods as a child, Wilde knows how to survive anything. Coben at his most inventive.

John Sandford, Dark Angel - Letty poses as a programmer and drives to California. The spy inside the operation was there before she arrived.

Linwood Barclay, Find You First - Barclay turns a DNA database, a secret donation and a terminal diagnosis into one of the year's best thrillers.

Mary Higgins Clark, Piece Of My Heart - Laurie Moran usually investigates strangers' secrets. This time the mystery has come for her own family.