 Travis has a sister Lisa (Molly Parker), a teacher, who tells her students that he is a talented artist.As the season progresses, particularly after his encounter with Dexter, Travis begins to feel guilty about the suffering of their victims despite Gellar's insistence that the victims are sinners and their deaths are necessary.When told to brand their "Whore of Babylon" he relents to her suffering and releases her, which leads to the police looking for an accomplice.