请注意：这不是上世纪80年代那部经典的Jeremy Brett版福尔摩斯，而是上世纪60年代BBC出品的福尔摩斯电视剧。

The story concerns the Waterbury family who move to "Three Chimneys", a house near the railway after the father, who works at the Foreign office, is imprisoned as a result of being falsely accused of selling state secret...