When a pair of political refugees is stranded on the galaxy's most barbaric planet, their son and daughter must save them—both from their Thought—Police pursuers and the terrible warriors of nth-century Earth. Aided only by their ship's computer and a telepathic wolf, their first task is to rescue their mother from a nunnery.
The planet is primitive and incredibly violent. They don't know the language, customs, or taboos. The Thought Police are hot on their trail. But they are smart and resourceful-and they do have an espwolf with them...
"The author has done his historical homework with unusual thoroughness, painting a vivid picture of the eleventh-century Normans—impossible to scare, hard to kill, and quite ready to match wits with 'demons' from outer space. Highly recommended for adventure-SF collections."—Booklist