On the Threshold of Darkness The darkness of the past and the violence of the present are inextricably linked through the secrets of Keyhouse and the magical keys. However, Tyler and Kinsey Locke are unaware that the body of their little brother Bode has been taken over by the vengeful spirit responsible for all the suffering in their lives – and that it wants to make everything even worse by opening the black door! Thus, a final brutal, bloody battle ensues, where the Locke kids and their friends must fight against evil on the front lines... The third deluxe collection of the innovative, award-winning horror masterpiece Locke & Key by bestselling author Joe Hill and exceptional artist Gabriel Rodríguez.