In Pine Hills, Ohio, the bars are hopping—and bodies are dropping—as bookstore-café owner Krissy Hancock gets drawn into a deadly St. Patrick's Day mystery …

Krissy is ready to provide one of the essential ingredients for Irish coffee this St. Patrick's Day—though without a liquor license, she'll have to team up with a local bar owner to complete the recipe. It's a perfect chance to distract herself from her upcoming wedding … and her worries about how her beloved cat will get along with his new canine stepsiblings.

As she doles out some much-needed caffeine the day after the festivities, she learns that the town is dealing with something worse than a hangover: homicide. Like many a reveler before him, the bar owner ended up green around the gills, but after he passed out, he never woke up. Now, between brewing, bookselling, and house-hunting, Krissy is reviewing a whole parade of suspects …