Miriam Gordon lives in a fog of grief while working in a downtown public library branch. When a burgeoning love affair coincides with her receiving a series of oddly threatening letters, Miriam's sheltered existence is cracked open.

Diana Parker learns that a home intruder is none other than her biological daughter, given up for adoption years ago. However, they soon discover that a remorseless killer will do anything to stop the family reunion including murder.

A single mother fears for her life and that of her daughter when they become targets of a serial killer.

When an amateur photographer notices "HELP" scrawled on a fogged window in a picture she took of an old house, she begins to suspect that the man living there isn't as mild-mannered as he seems.

Fifteen years after Cynthia put her daughter up for adoption, she learns that the girl has gone missing and immediately joins the search, determined to save the daughter she never knew.

Isolated, directionless and desperate for connection, an all-American teenage boy loses himself in the dark corners of the internet while searching for purpose.

An advertising executive is desperate to create a heartfelt holiday ad for her biggest client. But when the owner of the charity discovers her real motives, she risks losing him—the one person who finally taught her to love Christmas again.