Michael Bluth, once again determined to be free of his dysfunctional family, packs up the car and his son George-Michael and heads for Arizona. But he's soon pulled over by the police who tell him that his father, George Sr., has broken out of prison. Due to the company's shady business deal with Iraq, Michael could face prison time, so he returns home to clear his name even as George Sr. secretly flees to Mexico, Tobias decides to be an understudy for the Blue Man Group, and Lucille begins a torrid affair with her husband's twin brother Oscar.