In the sequel to the New York Times bestselling novel Possessions (Razorbill, 2009), Lindsay finds out that she, too, is possessed and must return to the creepy Marlwood Academy in order to rid herself of the spirit. Lindsay's afraid of what the spirit is telling her to do: kill Mandy! But the secrets of Marlwood go much deeper than Lindsay thought. Sometimes the girls who seems like enemies are actually on her side. And the voices she trusts the most, the voices that come from within, are the ones that want her dead...