Carrie and Henry come to the Ozarks on separate quests.  What they find is murder!

CLUE:  The frost flower "blooms" in the Arkansas Ozarks after the first hard freeze. The frost flower also provides a critical clue to solving a murder in A VALLEY TO DIE FOR.

Carrie and Henry's special vacation is cancelled by kidnapping and murder.

CLUE:  In MUSIC TO DIE FOR the
clue is a song!

An Elderhostel at Hot Springs, Arkansas, is turned upside down when Carrie disappears in steaming water and Henry goes hunting.

CLUE:  Clue for A TREASURE TO DIE FOR is an old yearbook photo.

Carrie and Henry's wedding at the Crescent Hotel in Eureka Springs, Arkansas, is threatened by a bombing , a murder, and a ghost bride wearing red.

CLUE:  Clue for A WEDDING TO DIE FOR is a ghost bride dressed in red.

Carrie gets cranky about camping with Henry and "the kids" until Catherine and Rob find danger in the caves of Arkansas's Buffalo National River.

Clue for A RIVER TO DIE FOR is a cloud of dust.