The imaginary world they created has been waiting for them to come back. Twins Arthur and Rose created the magical world of Roar when they were very young, and until recently, they’d all but forgotten it exists. But when the villain who still haunts their nightmares kidnaps their grandfather, Roar becomes part of their lives again. When the twins go back to Roar for their first visit after rescuing Granddad, they soon discover there’s no time to explore—Crowky, the villain,