Lucía and Adrián, two siblings fleeing their vampire father's dark legacy, arrive at an isolated mansion in the woods, seeking refuge from their past. Their attempt to forget is interrupted when a cat brings them a human finger, revealing a terrifying secret: their neighbors are part of a criminal network that kidnaps teenagers to produce snuff films, and they plan to get rid of them. As Lucía fights to protect her brother, she must confront a dark family curse that haunts them in their apparent refuge.