An ancient cult embroiled in a sinister blood trade makes the deadly mistake of abducting a young woman with a violent, shocking past.

When a daring mission leads a deep sea submarine team into a mysterious opening on the ocean floor, they uncover a lost underwater world and awaken its ancient race of otherworldly beings.

When a creepy Jack-in-the-Box is discovered and opened on the grounds of an exclusive girls' school, six brave students soon enter a fight to the finish against the unleashed demon.