Melissa is troubled by the same recurrent nightmare in which a young girl, Rebecca, pleads for help to escape from a dark force, Noctilios, who has found his way into her mind and taken her from the real world to his. Rebecca reveals that Noctilios has taken many people and Melissa is one of his next victims. Unable to convince Melissa of the danger, Rebecca takes desperate measures and attacks her. When Melissa awakes the next morning she is shocked to see bloody marks on her arm. Melissa confides her fears to her husband, Adam, but he thinks she is becoming paranoid and unbalanced. Melissa tracks down Rebecca's family and is shocked to discover that Rebecca disappeared in mysterious circumstances over five years ago. Melissa quickly realises that her dreams are in fact reality and her unique ability to move from one world to the other is the only hope for Rebecca to escape and return to her grieving family. But what is it that Noctilios wants, and can Melissa rescue Rebecca before it is too late?