Gabby's picture perfect marriage to Elliott is jeopardized when she meets Matt, a handsome younger man who ignites a fire and desire within her.

Best friends Samantha and Kristina go their separate ways when Kristina gets into the hottest sorority on campus. The nightmare begins when Kristina is murdered and Samantha becomes the next target of the campus killer.

Lara Jean and Peter have just taken their relationship from pretend to officially official when another recipient of one of her old love letters enters the picture.