Amid reports of nightmares in residents of the Sinnoh region, Professor Cerise suspects Darkrai may be involved, so Ash and Goh prepare for some research! Meanwhile, Chloe sets off on her own vacation when Professor Cerise reveals their family won’t ... (more)be taking one together. Ash and Goh’s research shows Darkrai roaming near a forest in Sinnoh, while Team Rocket is off to capture a Cresselia, located somewhere in the same forest… When Chloe sets up camp, Dawn and Piplup appear! Although Chloe has never entered a Pokémon Contest, she agrees to go with Dawn to Eterna City. However, things take a turn when Dawn and Chloe discover a wounded Cresselia!