Nick needs to hurry time is running out! When he finds a treasure chest on the shore, he has no idea he would have to go on a big adventure and run into trouble . When his sister Katie, there friend Gunner, he, and new friends open the chest, inside they discover a time machine inside known to be Leonardo de Vinci, wanting to go back in time he needs to. The notorious Billy Blood has his dog and innocent little children, and going on a quest for a fight with his former captain McIver, Nick's great, great grandfather.