Joan tries desperately to get Toni to forgive her and allow her to be a bridesmaid. However, it remains to be seen if there will even be a wedding, as Todd walks out on Toni because of her selfishness. Meanwhile, Lynn objects to Sivad's decision to write a poem for the wedding.

Joan Clayton, a successful attorney, prepares to celebrate her 29th birthday (although she claims to be 26 to make her achievements seem more impressive). Toni, Joan's best friend, begins dating Charles, a venture capitalist with a propensity for toe-sucking who dated Joan until he freaked out at the prospect of marriage. Toni tries to hide the truth, but their friend Lynn forces her to confess to Joan. Joan claims she has no problem with Toni bringing Charles to her birthday party; but then brings her friend and colleague, William, to try to make him jealous. Joan is furious to learn that Charles is now interested in settling down, and the evening comes to a screeching halt. Meanwhile, Toni constantly clashes with Maya, Joan's sassy assistant.

Joan causes a dispute between herself and Aaron after purchasing an expensive kitchen range for their new house and not discussing it over with him. After they defuse their feud, Aaron receives unexpected news. Meanwhile, Lynn begins to flaunt her success with her progressing music career. Golden Brooks, Reggie Hayes, Keesha Sharp and Khalil Kane also star.

Todd takes the custody battle to court with a mountain of evidence against Toni. Meanwhile, William starts seeing a much younger woman.

Joan tries to confess her feelings for William, but knocks on the wrong door and winds up on the run from a crazed lesbian who thinks that Joan stole her girlfriend. Joan is repeatedly thwarted in her efforts to try to share her feelings with William, and gives up after he ignores her to have a tryst with Monica in the airplane's bathroom. Lynn returns to her birth father's house and admits that she is his daughter. Todd refuses to believe that Toni is pregnant unless she takes another test. She refuses, and orders him to be on the plane back to Los Angeles the next day. When he does not show up, she tries to hold up the plane to make everyone wait for him.

Considering a return to her legal career, Joan interviews at a law firm, where one of the partners — a much older man — pursues her.

Maya has her first book signing, and her friends and family come to the store to offer their support. Joan, Lynn and Toni also read excerpts from Oh, Hell Yes. Maya is surprised and pleased when Darnell stops by to get a copy of the book signed. Although her friends believe she is overreacting, Maya insists that Darnell wants her back and determines that she must make a move on him. Meanwhile, Joan cannot handle being around William in the aftermath of their break-up.

After Joan reveals that she hasn't had sex in a year, her friends push her to go for a one-night stand. Joan is reluctant because she generally doesn't sleep with anyone until she has been in a relationship for three months, but tries to make a move on Davis Hamilton, a handsome man who owns the restaurant the girls frequent. She convinces Davis to drive her home and makes a pass at him, only to learn that he is engaged. Although nothing happens between them, Joan tells Toni and Lynn that she slept with him. When the girls blab the news around town, Davis' fiancée dumps him, leaving Joan to struggle for a way to clean up the mess.

Jabari becomes extremely sullen and disrespectful, and begins talking back to his parents. After he runs away from Joan's house while she is watching him, Maya and Darnell finally learn the source of Jabari's anger: he is upset over Darnell's engagement because he wants his parents to reunite. Maya and Darnell struggle over what to do about their son's despair. Meanwhile, Lynn and Toni refuse to believe that William's depression stems from his car's inability to pass a smog test. They insist that he is actually upset about the break-up with Joan, and pressure him to share his feelings.

Melanie becomes jealous when Derwin hires a sexy image consultant who appears to be more than willing to do anything he asks. Joan worries whether Melanie will be able to balance medical school with life in the NFL.

Joan runs away to Mexico with Aaron in attempts to keep him from leaving to Iraq. While in Mexico, Aaron realizes that he cannot run from the war and the two of them decide that they should get married before he departures. Meanwhile, Maya automatically assumes that Jabari has been using marijuana when she finds it in her home. Also, Lynn reaches another milestone in her music career, but she doesn't feel comfortable celebrating because of Joan and Aaron's problem.

Joan grows tired of the clingy Marcus and plans to break up with him, but only winds up complicating the situation by having ""pity sex"" with him. The girls try to help her out by bombarding Marcus with negative facts about Joan in the hopes that he will dump her. Meanwhile, Maya gets involved in a get-rich-quick scheme.

After sleeping with bandmate Finn, Lynn believes that she can deal with an open relationship, but becomes extremely jealous whenever she sees him with other women. Meanwhile, Joan forces William to attend Toni's baby shower, although he believes such events should only be for women. He gives Toni an heirloom cradle that he expects to get back in the future for his own kids, only to learn that Toni has given it away to her cleaning lady (before firing her).

Lynn meets an attractive guy at a club and becomes conflicted about dating him when she finds out he's a Baptist minister. Kadeem Hardison guest stars.

Joan has several run-ins with an actor at the gym, but finds herself attracted to him. However, she re-considers her decision to date Ellis after discovering that he has lied to her. William's sister comes out to him, then asks him to become a sperm donor so that she and her partner can have a child.

Maya learns love isn't easier the second time around, Their Vegas honeymoon is supposed to be romantic, yet Maya and Darnell gɛt into an argument that causes Maya to leave in a huff. Back in L.A., Lynn Vows to call off her engagement to Jennifer.

William heads home for his mother's operation and faces childhood memories along with his emotionally distant father.

Maya hosts a seminar where the girls participate in a panel and one of the attendees begs Toni to be her mentor. Kelly Rowland guest stars.

As Joan dates three men all at once, William reconnects with an ex.

Lynn is crushed by discouraging news and considers leaving Los Angeles. Darnell constantly feels humiliated by the new owner at his old job.

Maya checks into the hospital to undergo surgery for the removal of a fibroid tumor. Joan's friends (especially Lynn) question her priorities when she decides to leave Maya's bedside to attend an important business dinner with Sean. Toni continues to clash with Greg over his lack of income. At the hospital, she takes an immediate interest in Maya's doctor, the wealthy and handsome Dr. Clay Spencer.

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.

Lynn meets her biological mother, Sandy, who suddenly appears at Joan's house. Although the two initially become friends, Lynn soon becomes embarrassed by some of Sandy's behavior. However, Lynn becomes intrigued by a documentary project about sexuality, and quits her job to help her work on it. Meanwhile, Joan and Maya drive each other crazy as Maya and Jabari stay with Joan while Maya looks for an affordable apartment.

Maya becomes depressed and lonely after moving into a new apartment, despite the presence of a handsome and friendly neighbor. Toni and Todd take her on a double date with a friend of his, with disastrous results. William takes Monica on a romantic Italian vacation, where he plans to break the news that he has quit his job. Sharon invites Joan to her book club, then proceeds to humiliate her.

Joan, Toni and Lynn set up dates with men they met over the Internet. Lynn's guy never shows up (his parole was denied), while Toni rejects hers because his skin is too dark. Although conspiracy theorist Maya warns that he will turn out to be a serial killer, Joan is pleased with her date, Marcus. Joan freaks out after discovering that Marcus wears a girdle because he has large hips, prompting Toni (who had taken heat from the girls over her treatment of her date) to take her to task for her behavior. Meanwhile, William also uses the Internet in an attempt to find love. He finally gets a date, but the woman seems to be completely crazy.