The fourth in a cycle of books, SECRET IV finds Michael James back in his work environment as a litigator and assigned a client who appears to be a victim of sexual abuse. It soon transpires that the girl (Annie) is unable to communicate in any known language and may well be an escaped kidnap victim. Michael sets out to find whom the perpetrator might be while trying to separate the ghoulish myths and legends of the area in which Annie was found. He is also faced with a life changing opportunity and begins to question his own mortality.