The Fisher family is back for more darkly funny drama in this season of HBO's hit series. This time around, Nate (Peter Krause) has to cope with marriage and fatherhood, Ruth (Frances Conroy) gets caught up in her flighty sister's life, Claire (Lauren Ambrose) has her usual romantic misadventures, and David (Michael C. Hall) works on his relationship with Keith (Matthew St. Patrick). Lili Taylor, Kathy Bates and Patricia Clarkson guest star.