''Ben on the Job'' by J. Jefferson Farjeon is a humorous, thrilling mystery featuring Ben the tramp, an unlikely Cockney detective, who stumbles upon a murder on a London bridge, gets framed, and then finds himself entangled in a dangerous plot involving an international conspiracy, secret societies, and glamorous (but deceptive) women, whisking him from foggy London to the Scottish Highlands in a fast-paced adventure full of quirky characters and surprising twists.