On his train back to Scotland for a well-earned rest, Inspector Grant learns that a fellow passenger, one Charles Martin, has been found dead.And though it is the end of his holiday, it is also the beginning of an intriguing investigation into the bizarre circumstances shrouding Charles Martin's dea...

On his train back to Scotland for a well-earned rest, Inspector Grant learns that a fellow passenger, one Charles Martin, has been found dead.And though it is the end of his holiday, it is also the beginning of an intriguing investigation into the bizarre circumstances shrouding Charles Martin's death...