The secret path to understanding is unlearning all that you have learned. In order to understand why Random has been inhabited by the spirit of a relentless Samurai warrior, he travels to Japan. But it is a Japan he never expected to encounter and the circumstances of Tannen's death are ones Random isn't supposed to learn. But he must uncover what happened. The very circumstances of Tannen's death could release Tannen's spirit, freeing both men of their bond.