The Crystal Prison is a dark fantasy novel for children by British author Robin Jarvis. It is the second book in The Deptford Mice trilogy, first published in the United Kingdom in 1989 by Macdonald & Company, London. In 2001, it was published by SeaStar Books in the United States. The book continues the story of the young house mouse Audrey after she and her friends have defeated the evil cat Jupiter, lord of the sewer rats. Source: Wikipedia (en)