Longtime friends Ronny and Nick 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.

Pushed to the breaking-up point after their latest 'why can't you do this one little thing for me?' argument, Brooke calls it quits with her boyfriend Gary. What follows is a hilarious series of remedies, war tactics, overtures and undermining tricks – all encouraged by the former couple's friends and confidantes …and the occasional total stranger! When neither ex is willing to move out of their shared apartment, the only solution is to continue living as hostile roommates until one of them reaches breaking point.

A Chicago weather man, separated from his wife and children, debates whether professional and personal success are mutually exclusive.