When happy family man Joe Dirt finds himself transported to the recent past, he begins an epic journey to get back to his loved ones in the present.

When Edward, Peter, Lucy and Susan each follow their own path, they end up finding themselves at Willy's Chocolate factory. Walking through a wardrobe, they discover the world of Gnarnia, which is ruled by the White Bitch. Meeting up with characters such as Harry Potter and Captain Jack Swallows, the newly reunited family must team up with Aslo, a wise-but-horny lion to stop the white bitch's army.