Books in the A Claire Roget Forensic Psychiatrist Mystery series

It's been six years since fourteen-year-old Marvel Trustrom went missing. DS Zed Willard believes that Jonah Kobi, a serial killer, is responsible for Marvel's disappearance - but with no evidence or witnesses, forensic psychiatrist Dr Claire Roget is Willard's last hope. Can Claire find out what really happened to Marvel before it's too late?