A geneticist who fears that her son may be becoming a serial killer creates a group of clones in an attempt to cure him of his psychopathic tendencies by allowing him to relive the murder of his first victim.

A chief mechanic at a factory, haunted by apocalyptic nightmares, becomes a hero when Earth is invaded by a mysterious army bent on destruction.

Lara Jean's love life goes from imaginary to out of control when her secret letters to every boy she's ever fallen for are mysteriously mailed out.

Inspired by actual events, a group of fame-obsessed teenagers use the Internet to track celebrities' whereabouts in order to rob their homes.

Collegian Tree Gelbman wakes up in horror to learn that she's stuck in a parallel universe. Her boyfriend Carter is now with someone else, and her friends and fellow students seem to be completely different versions of themselves. When Tree discovers that Carter's roommate has been altering time, she finds herself once again the target of a masked killer. When the psychopath starts to go after her inner circle, Tree soon realizes that she must die over and over again to save everyone.

Caught in a bizarre and terrifying time warp, college student Tree finds herself repeatedly reliving the day of her murder, ultimately realizing that she must identify the killer and the reason for her death before her chances of survival run out.

When Juli meets Bryce in the second grade, she knows it's true love. After spending six years trying to convince Bryce the same, she's ready to give up - until he starts to reconsider.