Those plans for peaceful seaside holidays? They never really work out well, at least not in the world of classic British mysteries. Retired professor Andrew Basnett, for example, envisioning little more than sandcastles and the blessings of a pale English sun on his pale English skin, is startled to meet his nephew, Peter, on the beach. He's yet more startled (and not entirely thrilled) when Peter gets him invited to dinner with a...