Cloud Castle

While going for his daily walk, Prince Hoshea notices a cloud with what looks like a castle on top.
Taking a closer look, he realizes that it is indeed a castle on top of that cloud.

He also notices a beautiful princess looking out one of the castle windows.
He wants to meet this princess, but there's a problem: how would he get there? How could he reach that cloud castle so high in the sky?
Find out how Prince Hoshea's plan to help an old woman leads to his gaining the secret to the mystery of reaching Cloud Castle.