Bea lives in a bunker that her father built to save her from the apocalypse that annihilated humanity. Her only company is an AI. Bea's certainties will crumble when she discovers that the bunker is being stalked by something...or someone.

Pipo, Pau and Mau, three youngsters who spend their time shooting video pranks, visit a distant town where a beast is attacking its residents. Upon arrival, the pranksters will discover that the beast is very different than they thought.