The File on Thomas Marks

After two young women are murdered in their homes, investigating detectives question the leading suspect.  Young, well-educated Thomas Marks admits he was with both just before they were killed.  Although he doesn't remember when he left each woman's residence, he claims to be innocent.  Unfortunately, none of the evidence corroborates his story.  Eventually, another suspect surfaces, and Thomas thinks he's in the clear, but appearances can't always be trusted.  Thomas wonders if the suspect will be arrested.  Or will the detectives come for him. 

Filled with twists and turns, "The File on Thomas Marks" will keep readers guessing until the very end.