Castle of Dreams and the Blue Butterfly is the second book in the chapter book series; Castle of Dreams This book is a new adventure for the main characters, Megan and Prince Samuel. Many new characters are introduced in this Castle of Dreams adventure. Lady Elizabeth for one, is a sorcerer and psychic and plays a key role in this adventure. The setting is back in the days of old when dragons flew in the skies above the fields and castle below. No one was safe, neither peasant or royal.