For millions of Londoners, the morning of 17 December is just like any other. But not for Sam Wren. An hour after leaving home, he gets onto a tube train - and never gets off again. No eyewitnesses, no trace of him on security cameras. Six months later and desperate for answers, Sam's wife Julia hires David Raker to track him down.

It was supposed to be the start of a big night out. But when Emily Kane arrives at her sister Carrie's house, she finds the front door unlocked and no one inside. Dinner's cooking, the TV's on, but Carrie, her husband and their two daughters are gone. When the police draw a blank, Emily asks missing persons investigator David Raker to find them. It's clear someone doesn't want the family found, but as he gets closer to the truth, Raker begins to uncover evidence of a sinister cover-up, spanning decades and costing countless lives.

The debut thriller from Tim Weaver, the first in his Top 10 bestselling David Raker Missing Persons series. Perfect for fans of Mo Hayder, Linwood Barclay and Michael Connelly. One year ago, Alex Towne's body was found. One month ago, his mother saw him on the street. One week ago, David Raker agreed to look for him. Now he wishes he hadn't. Mary Towne's son, Alex, went missing six years ago. Five years later he finally turned up - as a corpse in a car wreck. Missing persons investigator David Raker doesn't want the work: it's clearly a sad but hopeless case of mistaken identity brought to...

A serial killer more terrifying than you could ever imagine . . . Seventeen-year-old Megan Carver was an unlikely runaway. A straight-A student from a happy home, she studied hard and rarely got into trouble. Six months on, she's never been found. Missing persons investigator David Raker knows what it's like to grieve. He knows the shadowy world of the lost too. So, when he's hired by Megan's parents to find out what happened, he recognizes their pain - but knows that the darkest secrets can be buried deep. And Megan's secrets could cost him his life. Because as Raker investigates her...

When Leonard Franks and his wife Ellie leave the clamour of London for a dream retirement on the seclusion of Dartmoor, everything seems perfect. But then the dream shatters. Late on a January afternoon, only two years into their new life, Leonard leaves the house to fetch firewood - and never returns. Nine months later, he's still missing. With the police investigation dead in the water, Ellie and her family turn to David Raker. Raker tracks down missing people for a living. He knows how they think. But nothing can prepare him for what he's about to find.

Missing persons investigator David Raker specializes in finding the lost. Whether dead or alive, he brings home the truth to the families left behind. But there's one person he's never been able to save. Colm Healy was one of the Met's best detectives until the unsolved murders of a mother and her twin daughters consumed his career and his family.