Chrissie and Joe are two young cousins who find secrets that will take them on an amazing adventure.
Joe visits his aunt and uncle twice a year and the thought of sharing a bedroom with his parents is daunting. This time, however, things are very different.
His grandfather's old bedroom has been cleared for Joe. Now it is his own bedroom with the old bed and even has pictures.
Chrissie has been waiting anxiously to share a secret with Joe that their grandfather left with her many years ago. Now that Joe is in this room it is time for them to begin their adventure which will take them on a journey into a magical kingdom of talking cats, rockets, clockwork mice and many, many other surprises.