Unknown Person

Father and son coroners receive a mysterious unidentified corpse with no apparent cause of death. As they attempt to examine the "Jane Doe," they discover increasingly bizarre clues that hold the key to her terrifying secrets.

Over the course of a decade, editors of the San Francisco Chronicle entice themselves in the murders of the Zodiac Killer. However, as time runs its course, interest in the case dwindles in the eyes of the professionals. The Killer stops interacting with the public. However, believing he has the answers, an amateur cartoonist from the initial sightings races against time to prevent what he believes is another murder.

Four interwoven stories that occur on Halloween: an everyday high school principal has a secret life as a serial killer; a college virgin might have just met the one guy for her; a group of teenagers pull a mean prank, and a bitter old recluse receives an uninvited guest.

Rachel Keller is a journalist investigating a videotape that may have killed four teenagers. There is an urban legend about this tape: the viewer will die seven days after watching it. Rachel tracks down the video... and watches it. Now she has just seven days to unravel the mystery of the Ring so she can save herself and her son.