An astronaut returns home from a year long solo mission in space. She tries to reconnect with her husband and son in their everyday life. Her experiences in space and home lead to events that ultimately will change the course of human history.

After a serial killer imitates the plots of his novels, successful mystery novelist Richard "Rick" Castle receives permission from the Mayor of New York City to tag along with an NYPD homicide investigation team for research purposes.

Special Agent Jennifer Marsh works in an elite division of the FBI dedicated to fighting cybercrime. She thinks she has seen it all, until a particularly sadistic criminal arises on the Internet. This tech-savvy killer posts live feeds of his crimes on his website; the more hits the site gets, the faster the victim dies. Marsh and her team must find the elusive killer before time runs out.

Tyler is convinced by his girlfriend Sarah to take her on a camping trip with Tyler's stepfather and stepbrother Chase to try and renew the familial bonds. With tensions already running high between the estranged stepbrothers, the feuding is exacerbated by unusual sounds and strange news reports.

Twenty years ago the small coastal town of Devils Lake fell victim to a bizarre string of brutal murders. Deputy Jake Barker's parents were among the victims. As suddenly as the killings began, they stopped. Now it's happening again. Haunted by the memory of his murdered parents, Jake is determined to solve these killings no matter the consequence.

Who's killing the college students during the annual Harvest Festival?