A pleasure trip to Belfast becomes a busman's holiday for forensic experts Arnold Keene and Bernard Young, when they are called upon by Inspector Addy to help discover the murderer of Sir Robert Dunmorrow. Soon, Keene is hot on the trail of a dead kangaroo, while Young pursues a romance with a local philanthropist. But as the bodies start to pile up, it becomes clear that the pair are up against a ruthless, cold-blooded and very dangerous adversary....
Originally published in 1937, this is a classic British murder mystery from the golden age of detective fiction.