内容简介：
The final Tommy & Tuppence novel. Tommy and Tuppence Beresford have just become the proud owners of an old house in an English village. Along with the property, they have inherited some worthless bric-a-brac, including a collection of antique books. While rustling through a copy of The Black Arrow, Tuppence comes upon a series of apparently random underlinings. However, when she writes down the letters, they spell out a very disturbing message: M a r y -- J o r d a n -- d i d -- n o t -- d i e -- n a t u r a l l y!