The story teller continues his tale with more mystery and adventure. After foiling a plot to steal a secret weapon from England, Robin returns home for the first time in many years. His visit is cut short when a mysterious box is found by Robin's lifelong friend and teacher, Springfield. This box cannot be opened in a normal way or broken into without destroying its contents. This box must contain something of great value to others, and so, a perilous journey to France begins.