When Riley claims she would like to join their group, Marlene refuses, and the two argue, resulting in Marlene threatening to shoot Riley. Ellie intervenes, demanding at gunpoint that Marlene explain how she knows information about Ellie. When Ellie finally lowers the gun, Marlene informs _her_ that she knew Ellie's mother, and had promised her that she would take care of Ellie. <sep>, Pronoun: her <sep>, A: Ellie <sep>, B: Marlene