Ubisoft's award-winning Myst returns to the Xbox with Myst IV: Revelation. A little girl disappears and her two brothers Sirrus and Achenar are suspected of the crime. You will set out to solve the crime but as you dig deeper, your investigation will lead you to understand the brothers' motives, motives that will lead you to a "revelation." The Xbox version of Revelation features improved menus, a better Help Map System, a faster interface, and an improved Zip Mode.