When Cardwell Stable's vet is murdered with an overdose of Ketamine, Nicola and Charlie saddle up to investigate. They uncover a despicable secret and the field of suspects immediately narrows. From pillar to post, the clues just don't seem to make horse sense. That's until a soy sauce fish, touch-typed gibberish and the smell of liquorice car freshener spur Nicola and Charlie into action. They uncover a despicable secret and the field of suspects immediately narrows.