From The TV IV
Darnell is upset with Maya for buying an expensive dress at her friends' behest, and again when she returns it. He sees this as a sign that she doesn't trust him to provide for her financially. Sean has difficulty battling his sex addiction. Joan tries to help him out over the phone, and ultimately flies to New York to see him. He says that having sex only a few times a month is too difficult for him in his condition, and asks her to move to New York. Joan cannot do this, so they break up. Yvonne finally placates William by quitting the police force.