In reading order
The Willow Springs Kidnappings
Roger Hayden
Forgotten Whispers
Robert J. Walker
The Bloodline
Robert J. Walker
The Cabin
Robert J. Walker
The Frozen Child
Robert J. Walker
A Mother's Lie
Robert J. Walker
The Avondale Abduction
Marie Wilkens
The Abduction of Art Adams
Marie Wilkens
Captive Hearts
Vincent Valentean
The Nevermore Abduction: A Riveting Kidnapping Mystery Thriller Boxset
Marie Wilkens
Stolen Smile
Hazel Holmes
A Voice in the Dark
Marie Wilkens
The Ridgewood Abductions
Marie Wilkens
The Secrets We Keep
James Hunt
Small Town Lights
Marie Wilkens
Glass Houses
James Hunt