Annette Curtis Klause's "Blood and Chocolate" is being adapted for the big screen, courtesy of MGM/Sony. The Hollywood Reporter says its "about a teenage werewolf who has spent her life trying to hide the fact that she is part wolf. She must choose between her love for a human and her family after her relationship with a visiting American threatens to expose her secret."The first two cast members are already aboard in the forms of Olivier Martinez ("Taking Lives," "Unfaithful") and Agnes Bruckner ("Blue Car," "Murder By Numbers"). Screenwriter Ehren Kruger ("Scream 3," "The Ring Two") is on adaptation duty, and Katja von Garnier ("Bandits," "Iron Jawed Angels") is in the director's chair.