Crossfire: Driftwood

Driftwood is the first book in the Driftwood Trilogy, and is closely related to the Crossfire Trilogy, featuring many of the same characters, and offering the surprise appearance of a beloved character from Crossfire.
Dr Nancy Kendall went to Mozambique to forget her troubles. Instead she ends up saving the life of an unconscious and badly injured man who had washed out on the beach during the night. A man who carried no identification, but whose clothes and equipment suggested a deadly occupation.
But when he finally recovers consciousness, she discovers that he has no memory of his name or of his past. Could she allow herself to love the beautiful amnesiac with the captivating green eyes and long copper hair, or would she find herself in grave danger when he remembered who and what he was?