Princess Catch! Teenieping - Departure! The Princess Summit Train (Season 6, Episode 1)

Welcome aboard! Dr. Monziu takes Romi and Heartsping to somewhere far away from the Emotions Kingdom to the Desert to get on the train and meet the Princess Teeniepings! However, Dianaping is only alone with Eclipseping in her mirror as the Princess Teeniepings disappear… How will Romi, Heartsping and the Royal Princess Teeniepings make things right again?