年轻的女士们正在树林中被邪恶博士瓦特的掳走。怕老婆的警长根据一根断指寻找失踪的人,在厕所工作的服务员丹丹此时来提供了线索，却莫名其妙的溺死在厕所里...

　　Old miss Marple is on a train ride when she witnesses a murder in a passing train. She reports it to the police but they won't believe her: sinc