A story from the collection Do Not Exceed the Stated Dose. When widower George Blackitt falls in love with Edith Plumley, there isn’t anything he wouldn’t do for her – including murder… Edith keeps pedigree mice, and with just one more win, she’ll be a lifetime member of the National Fancy Mice Society. But there’s suddenly there’s new competition in the village, in the form of George’s neighbours.