Michael Bluth finally realizes that it's his Uncle Oscar serving time in prison, not his father.
When Michael realizes that Oscar, not George Sr., is serving time in prison, he sets off to find his father while also trying to find time to reconnect with George-Michael.
Michael falls for a British woman while investigating an outrageous claim by George, Sr. in which he says a British construction firm tricked him into doing business with the Iraqis.
The family's new attorney works on George Sr.'s defense even as George Sr. plans his escape and Michael tries to destroy all evidence that his family exists.
Michael volunteers to participate in the father-son triathlon with Gob's son, while George Sr. mistakenly delivers a "Scared Straight" lecture to a gathering of gay men.
Gob tries to trick the company's Japanese investors when they come to visit, but Tobias ruins everything after he mistakes a CIA agent for a talent agent from CAA.
When Michael decides to marry his new British girlfriend, Rita, his family scoffs at the idea - until they find out she's worth millions of dollars.
Michael is worried when he finds out that the prison warden is dating his mother and that the Bluth Foundation dinner is being held in the prison's new wing.
Tired that his father has once again found a way to pit Gob and him against each other, Michael decides to teach his father a lesson.
In order to get enough money to hire a new family lawyer, everyone has to pitch in and prepare for the upcoming company fundraiser, aptly named "Save Our Bluths."
Although George Sr. finally gets a new lawyer, Michael worries when he hears news of a surprise witness and Buster pretends he's in a coma so he doesn't have to testify.
Michael hires a woman who turns out to be his long-lost sister, Nellie, and who may be just what the company needs.
George-Michael's surprise birthday party for Maeby gets her in big trouble, and Michael and Buster make a startling discovery when they go to Iraq to rescue Gob.
Michael is relieved to have all the charges against his father dropped and is also shocked to learn who holds the real power in his dysfunctional family.