What is the original meaning of the word clue?*

Answering tricky reference questions like this one is more than enough excitement for library director Lindsey Norris. That is, until another murder is committed in her cozy hometown of Briar Creek, Connecticut, and the question of who did it must be answered before someone else is checked out—for good.

Carrie Rushton, the president of the Friends of the Library, has been accused of murdering her husband. The evidence is stacking up against Carrie, but neither Lindsey nor the Briar Creek crafternoon club is buying it.

When a nor'easter buries the small coastal town, the police are too busy digging out the locals to investigate the murder. With the help of her crafternoon friends and an abandoned puppy they name Heathcliff, Lindsey has to solve the question of who murdered Mr. Rushton before the killer closes the book on Carrie...

*a ball of yarn or thread