From publisher blurb:
Mystery in the Mindshatter is a supplement created under the Hero Kids Compatibility License. Inside you will find a new adventure of medium difficulty that should take 30-60 minutes!
When King Chuckles, the faerie king of the realm known as the Mindshatter, goes missing, his daughter sends a servant to Rivenshore to find heroes who may help locate the missing monarch. The characters must travel to the Mindshatter to meet with the Princess of Hmmph to learn the specifics of the assignment, and to begin their quest.