P.D. James 
Black Tower [EPUB ebook] 
An Adam Dalgliesh Mystery

Just recovered from a grave illness, Commander Adam Dalgliesh is called to the bedside of an elderly priest. When Dalgliesh arrives, Father Baddeley is dead. Is it merely his own brush with mortality that causes Dalgliesh to sense the shadow of death about to fall once more?"Splendid, macabre, " wrote the London Sunday Telegraph. "The Black Tower is a masterpiece, " the London Sunday Times concurred.