Left to Harm (An Adele Sharp Mystery-Book Fifteen)

A chilling discovery at a European train station sets off a deadly pursuit as a tourist finds a severed finger, leading to a matching body on a train. With a cunning serial killer on the loose, the story follows an FBI Special Agent determined to unravel the mystery and prevent further murders. The tension escalates as the agent races against time to confront a diabolical mind that challenges all expectations.