Eclipse moves from Kanto to the Lumens Region, where she meets Solar and Lunar, two kids her age about to go on their Pokemon journeys. They invite Eclipse to come along, and Eclipse agrees, thinking that it would be a good way to learn about her new home. But when Eclipse, Solar, and Lunar meet the mysterious Lux, and encounter Team Echo, things get complicated fast as the three friends are caught in a web of deception and mystery...