A young girl goes missing after getting into a car with a mysterious man.  Another girl disappears soon after, also after a man offers her a ride.

When the local police lose interest, Samantha Khama, a new detective with the Botswana Criminal Investigation Department and its only woman, devotes herself to keeping the cases alive.  As she starts to make progress, Detective Kubu joins forces with her to take the investigation to the next level.

Snowflake Vermont is an old town with roots as deep as the earliest days of the American colonies.  And, like any other place on earth, it has its secrets, secrets that have lain buried for years, even centuries, until they erupt . . . in murder.  Two men fall victim to a murderer and a woman disappears.  Lucky Jamieson, the owner of the By the Spoonful Soup Shop is convinced the missing woman is the key to the mystery, but can Lucky find her before the town discovers another victim?

Four quarters.  It's not much, but when 13-year-old Kelsey Sweeney offers the coins to Dan Marlowe to hire him to find his mother's killer, it's enough to buy Dan a ticket to big-time trouble on Hampton Beach.

A fast-paced locked-room mystery in Utah's awe-inspiring canyon lands. River guide Mandy Tanner and her fiancé Rob Juarez, owners of RM Outdoor Adventures, are leading an off-season rafting and climbing trip on the Colorado River. The unfamiliar topography and a lecherous local climbing guide have Mandy on edge — but that’s nothing compared to the trouble the clients bring. When a young man is found dead, everyone on the trip is a suspect. Since there's no way out of the Colorado River's steep canyons, it's up to Mandy and Rob to solve the mystery before the murderer strikes again.