The 4th Infinity Ring episode sends time-traveling youths Sera, Dak and Riq first back to the early days of the Mayan civilization and then forward 800 years to witness the fiery destruction of its native culture by the Spaniards. Historical background and games that link this volume with previous and future ones are available on a dedicated website. Fans will know what to expect, new readers had best start at the beginning to catch up on the characters and conflicts.