A classic crime novel by Freeman Wills Crofts, 'The King of Detective Story Writers', featuring Inspector French, coming soon to television.

Julia Elton, mistress of Chalfont, is the dutiful wife of a man she does not love. Frank Cox is the man she falls in love with. Julia's husband, Richard, suspects her of an affair and has also dismissed an employee for theft.

When a murderer strikes at Richard Elton, it starts a chain of events which affects the lives of many. And one of these is Inspector French.