The Notorious Guys follows Steven, a 23-year old pupil attending a special needs class in Luxembourg. He is overjoyed to hear that his school has won a trip to visit Portugal. As soon as Steven arrives on location, he decides to discover his homeland on his own with his friends. But things lead that they are on the Most Wanted List for money counterfeiting. That's when Steven's best friend, Guy-Désiré (who had to stay at home because of bad grades) is about to come to their rescue.