An established coffee house with a reputation for excellence. A rapid surge in customers dying with froth on their lips. Can Macleod and McGrath discover the link between the clientele before the last cup is drunk?

When Macleod is called back to his Isle of Lewis roots, he finds the most sedate murders he has ever known. But for all the quietness and beauty in the method of dispatch, an evil seeks to destroy the community. With a subtlety Macleod finds hard to expose, the killer follows their path of perfect destruction. Can the Inspector thwart his most taxing nemesis yet?

Why take two shots when one will do?