Robin and her husband arrive in the Black Forest to attend her grandfather's funeral and to take care of his estate. As they begin to go through his belongings, Robin discovers a hidden room in the old family mansion filled with ancient artifacts and documents detailing her family's dark history.
As she delves deeper into her grandfather's past, Robin uncovers a terrifying secret about a mysterious ritual that has been passed down through generations of her family. The ritual, she learns, involves making a pact with a powerful entity known as the Demigod in order to gain immense power and wealth.
As Robin tries to come to terms with this shocking revelation, strange and inexplicable things begin happening around her. She starts experiencing vivid and disturbing dreams, hearing strange voices calling out to her in the night, and feeling a malevolent presence watching her every move.
Desperate to unravel the mystery surrounding her family's connection to the Demigod, Robin enlists the help of a local historian and together they uncover a dark and twisted legacy that threatens to consume them both.
As Robin races against time to break the curse that binds her family to the Demigod, she must confront her own inner demons and make a choice that will determine the fate of not only her own soul but the souls of her loved ones as well.