Follows a 12-year-old girl who lives a closed-in life after turning into a vampire, only able to go out at night. Her father does his best to provide her with the minimal amount of human blood she needs to stay alive.

It centers on Mark and his daughter Eleanor, whose lives were changed forever 10 years earlier when she was turned into a vampire. Locked in at age 12, perhaps forever, Eleanor lives a closed-in life, able to go out only at night, while her father does his best to provide her with the human blood she needs to stay alive.

The series centers on Mark and his daughter Eleanor whose lives were changed forever 10 years earlier when she was turned into a vampire. Locked in at age 12, perhaps forever, Eleanor lives a closed-in life, able to go out only at night, while her father does his best to provide her with the human blood she needs to stay alive. With these emotionally charged and terrifying ingredients as a starting point, LET THE RIGHT ONE IN will upend genre expectations, turning a naturalistic lens on human frailty, strength and compassion.—Showtime Networks

Mark and his daughter Eleanor's lives changed forever after she was turned into a vampire. For 10 years, Eleanor and her father Mark have lived only to survive: while she is a recluse only able to go out at night, Mark tries his best to provide the human blood she needs to stay alive.—dominikvostinar