"A castle-sitting adventure! True agrees to take care of the Rainbow King's castle and his magical flower. But when Frookie shows up, troubles follow up…

About True and the Rainbow Kingdom:

True is a fearless eight-year-old who helps the whimsical citizens of the Rainbow Kingdom alongside her best friend, Bartleby the Cat. When something goes awry in the Kingdom, True is the only one with the ability to wake the powers of the Magical Wishes of the Wishing Tree. True works to solve the problems in the Rainbow Kingdom, so she can keep the citizens safe and empower those around her with imagination, empathy, and mindfulness."