Meet Ellie Parkinson, a seemingly ordinary teenager who has been haunted by vivid nightmares since she was young. These nightmares transport her through bone-chilling forests on a freezing night, always leading her to an ominous castle. As Ellie approaches her 18th birthday, these dreams intensify, introducing a menacing, hooded figure that stalks her and puts her loved ones in grave danger. In a surprising turn of events, Ellie begins to uncover hidden powers, using them to shield her family from the malevolent forces closing in. Driven by a quest for answers, Ellie embarks on a journey with her friends, Alex, Judy, and Matt, heading deep into a forest that holds a chilling connection to her recurring nightmares. Once they enter the eerie castle, they unravel a sinister past, connecting the hooded entity to Ellie's haunting dreams and revealing the dark secrets that have been lurking in her subconscious all along.