Billy and Alison's new relationship is torn apart when Amanda discovers that she is pregnant with his child. She insists that he is not obligated to take care of her, but he feels that he must take responsibility for his child. Michael breaks off his affair with Kimberly, and enlists Alison's help to arrange a meeting with Jane. He begs Jane to give him another chance, and she agrees to attend couples' therapy. Jo's nights out partying with Karen come to an end after she makes passes at both Jake and Jo.