A gang of pirate trainees embark aboard a nutshell to get their hands on a legendary treasure. Next stop: adventure!

Jack dreams day and night of becoming a formidable pirate. Unfortunately, he doesn’t have a peg leg, a hook, or an eye patch, not to mention a pirate ship. But he does have a joyous group of friends, and ever since meeting Harald the Mad, he now has a considerable ace up his sleeve to convince them to take to the high seas: a real treasure map!