Lauren and Zoe sign up for advanced latte art class. What they didn't bargain on was . . . murder!Cat cafe owner, Lauren Crenshaw, and her cousin, Zoe, attend their first advanced latte art class, excited to learn intricate designs. But when their world-famous instructor is murdered, they decide to investigate!Annie, Lauren's gorgeous Norwegian Forest Cat, helps in the sleuthing department as well. Zoe is also busy crocheting a coffee cozy to sell online, and Lauren continues to knit her never-ending scarf. While Lauren's romance with Mitch, the police detective, blossoms, Zoe despairs of meeting 'the right guy'.But when Annie finds a clue in the cafe, everything is put on hold while the trio investigate the murder.Who is the killer? One of the other students? The barista's business partner? Or a mysterious vagrant that one of the students claim they saw?