After Derek and his friends were lucky enough to take part in testing the video game “Arctic Ninja”, the guys became seriously interested in ninja culture. They simply must become ninjas themselves! And as soon as possible! Derek, Matt and Carly enroll in a martial arts school with a real Japanese sensei. And then it turns out that in reality ninjas behave a little differently from game and cartoon characters. And their training is not at all like fight scenes from films. Derek begins to realize the terrible truth: as a ninja, he can embarrass himself much more than in his ordinary life...