Septuagenarian librarian Cleo Watkins won’t be shushed when an upstart young mayor threatens to permanently shelve her tiny town’s storm-damaged library. She takes to her bookmobile, Words on Wheels, to collect allies and rally library support throughout Catalpa Springs, GA. However, Cleo soon rolls into trouble. A major benefactor known for his eccentric DIY projects requests all available books on getting away with murder. He’s no Georgia peach, and Cleo wonders if she should be worried. She knows she should when she finds him murdered - and evidence points to her best friend.

After the untimely death of her husband, Rain Wilmot has returned to her family's waterfront log cabin in Lofty Pines, Wisconsin. The cabin is peaceful compared to Rain's corporate job and comes with an informal library that Rain's mother, Willow, used to run. But as Rain prepares for the reopening of the library, all hopes for a peaceful life are shattered: she discovers the body of Thornton Hughes, a real-estate buyer, on the premises.

When Gemma finds a rare and potentially valuable magazine hidden in the bookshop, she and her friend Jayne set off to find the owner, only to stumble upon a dead body. The highly perceptive Gemma is the police's first suspect, so she puts her consummate powers of deduction to work to clear her name, investigating a handsome rare books expert, the dead woman's suspiciously unmoved son, and a whole family of greedy characters desperate to cash in on their inheritance.

Summer is busy season for Mackenzie "Mac" Almeida's bicycle shop, nestled in the quaint, seaside hamlet of Westham, Massachusetts. She's expecting an influx of tourists at Mac's Bikes; instead she discovers the body of Jake Lacey. Mac can't imagine anyone stabbing the down-on-his-luck handyman. However, the authorities seem to think Mac is a strong suspect after she was spotted arguing with Jake just hours before his death. Mac knows she didn't do it, but she does recognize the weapon - her brother Derrick's fishing knife.

It's the Christmas season and veterinarian Kate Turner is not feeling very jolly. She's overworked, unappreciated, and dealing with two dissatisfied clients. Throw in a very complicated personal life and Kate's definitely got a case of the holiday blues. To make matters worse, Kate's ex-boyfriend, Jeremy, is mugged and robbed after they have a heated argument in the hospital parking lot. Then, two of her dissatisfied clients turn up dead (which really gets Kate's tinsel in a tangle). All of these events seem like coincidences, but they add up to something much more venomous.