Danielle Steel's - Perfect Stranger

For years, young and beautiful Raphaella Phillips had a fairytale marriage with John Henry, a wealthy and powerful diplomat forty years her senior. But when John Henry suffers a massive stroke in their San Francisco home leaving him helpless and dying, Raphaella is left feeling sad and alone. Through numerous chance meetings, fate brings Raphaella together with handsome and exciting Alex Hale, who reaches out to her in her time of need. She becomes depply involved emotionally with Alex, but loyalty to her husband allows the relationship to go no further. However, when John Henry, sympathetic and selfless, finds out about this man who can give Raphaella the comfort and love he no longer can, a secret promise is made between the two men. Will this secret bring joy to Raphaella when her husband is gone, or will a tragic misunderstanding destroy any chance for happiness once John Henry has taken his last breath?