Iron Jawed Angels director Katja von Garnier and the producers of Underworld team to adapt author Annette Curtis Klause's tale of a teenage werewolf who is forced to choose between love and loyalty to the pack when she falls for a handsome young human. Vivian Gandillon (Agnes Bruckner) is a 19-year-old girl living in modern-day Bucharest. After spending her entire life running from the truth, Vivian is forced to come to terms with her lycanthropic origins when her growing affections for a visiting American artist threaten to reveal her family's dark secret. For centuries, Vivian's family has been involved with an ancient secret society. Now, in order to be with the one she loves, Vivian will be forced to betray an age-old vow that could bring about the downfall of her entire race.