Hannah tells her not to worry and tells her about her HPV diagnosis.
Shoshanna tells Hannah that Jessa also contracted HPV by knowingly sleeping with a man who has it, reasoning that "All adventurous women do".
Girls stars Dunham as Hannah Horvath, an aspiring writer in her 20s trying to navigate her personal and professional life in New York City after her parents discontinue their financial support.
Allison Williams, Jemima Kirke, Zosia Mamet, Adam Driver, and Alex Karpovsky co-star as Hannah's circle of friends, who are also trying to figure out their own lives and relationships.
Jessa fails to show up, and realises her pregnancy was a false alarm when she gets her period while hooking up with a stranger at a bar.
Hannah starts her new job as a secretary at a law firm, but she soon finds herself the target of sexual harassment by her leering boss Rich (Richard Masur).
Elsewhere, Jessa has a fling with a former boyfriend whom she brings to her apartment and they have quick sex, and she then dumps him just to make him see how she felt when he rejected her after sex.
Hannah returns to Michigan for her parents' 30th anniversary.
Meanwhile, Jessa begins her new job as a nanny and makes a connection with the children's father Jeff (James Le Gros).
Also, Marnie starts to fall for Booth Jonathan, an artist (Jorma Taccone).
Hannah meets one of Adam's friends and learns that he is a member of Alcoholics Anonymous.