In a small English village everyone suddenly falls unconscious. When they awake every woman of child bearing age is pregnant. The resulting children have the same strange blond hair, eyes and a strong connection to each other.
A meek bank clerk who oversees the shipments of bullion joins with an eccentric neighbor to steal gold bars and smuggle them out of the country.
Miss Marple believes she's seen a murder in a passing-by train, yet when the police find no evidence she decides to investigate it on her own.
