Anna (Katie Aselton) is an antagonist in the HBO series "Togetherness."
Anna is a well-off stay-at-home mother who befriends protagonist Michelle and joins her effort to start a new charter school. However, Michelle begins to suspect that Anna is secretly working against her. At a fundraising gala at Anna's home, Michelle confirms her suspicions when she discovers that Anna has been meeting with the other organizers behind her back and deliberately excluding her from the planning meetings. Michelle storms out to the swimming pool and angrily confronts Anna, who fully admits to her deeds and calls Michelle ineffective and incompetent. In response, Michelle shoves Anna into the pool.Now bitter rivals, Anna and Michelle each develop their own charter school proposal. Anna ultimately fails to gain funding for her proposal after Michelle's succeeds.