Longtime friends Ronny (Vince Vaughn) and Nick (Kevin James) are partners in an auto-design firm. They are hard at work on a presentation for a dream project that would really launch their company. Then Ronny spots Nick's wife out with another man , and in the process of investigating the possible affair, he learns that Nick has a few secrets of his own. As the presentation nears, Ronny agonizes over what might happen if the truth gets out.