Thicker Than Water

When an old friend of New York Sentinel Crosswords editor Tess Harper is found murdered on the very day her puzzle includes his proposal of marriage, Tess unofficially teams up with Detective Logan O’Connor to find the killer.

Federal agent Alexandra Barnes believes that Catherine Petersen is a serial killer who marries rich men and then murders them for their money. But since Catherine is seemingly a master of disguise and has multiple identities, Alexandra can't prove anything with conventional detective work. With no other option, she goes undercover, pursuing the same man as Catherine, and hoping that Catherine will slip up and reveal her true identity.

Thomas Montgomery, a married father of two young daughters, gets seduced by the world of online gambling and chat rooms where a virtual romance and sexual obsession ultimately leads to the murder of an innocent man.

The boyfriend of an abducted woman never gives up the search as the abductor looks on.