In Imager, the first book of the Imager Portfolio, we met Rhennthyl, an apprentice portrait artist whose life was changed by a disastrous fire. But the blaze that took his master's life and destroyed his livelihood revealed a secret power previously dormant in Rhenn; the power of imaging, the ability to shape matter using thought. With some trouble, he adapts to the controlled life of an imager. By Imager's Challenge, Rhenn has become a liaison to...