A documentary filmmaker explores seemingly unrelated paranormal incidents connected by the legend of an ancient demon called the "kagutaba."
A young woman encounters a malevolent supernatural force while searching for her missing sister in Tokyo, a mean high school prank goes horribly wrong, and strange things begin happening in a Chicago apartment building.
While investigating the horrifying death of her boyfriend, Mai Takano learns about a videotape haunted by the spirit of a disturbing girl named Sadako, which kills anyone who watches it exactly one week later. When her boyfriend’s son, Yoichi, starts to develop the same psychic abilities as Sadako, Takano must find a way to keep the boy and herself from becoming the next victims.
