Joan begins dating a client, Frank Anderson. Everything seems to be going well until a crazed woman shows up at the office looking for Joan. She tells Maya and Lynn that she trailed her husband to Joan's house. Joan angrily breaks up with Frank in public. She later learns that Toni has been using her house to rendezvous with her married boyfriend and assumes that she was wrong to suspect Frank of wrongdoing. However, Toni's boyfriend soon delivers some surprising news that sheds new light on the situation.

Sean grows uncomfortable with Joan's relationship with Davis, as he feels that she flirts with him too much. After she confesses that they once shared a kiss, Sean upsets Joan by ordering her to stay away from Davis and 847 for good. Meanwhile, Toni angers Greg by displaying some of his paintings at the restaurant; and Darnell becomes impatient when Maya is reluctant to resume sexual relations with him after her surgery.

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.

William agrees to dress as Santa Claus on Christmas Eve in the hopes of restoring Jabari's belief in Santa (something that seems to concern Joan just a little too much). However, Monica arranges for him to host the annual Christmas party for the senior partners and important clients on the same night, and pressures him to blow off Jabari and his friends. As they argue, Monica makes a startling revelation about the way the met. Meanwhile, Todd gives Toni a unique Christmas gift: a doll of herself, which has a bizarre effect on her.

William and Sharon decide to continue their relationship, even after he re-joins the firm. Joan discovers that the two are together, and inadvertently blabs about it to Sharon in a moment of anger. Sharon breaks up with William, who shuts out Joan. Joan tries to rectify the situation, only to make things worse. Maya is desperate to find out what is going on when Joan fails to share the gossip with her. Meanwhile, Toni asks Lynn for tips for her wedding night.

The girls interfere when William tries to take things to the next level with his new girlfriend. Meanwhile, Lynn and Jennifer prepare to go all the way.