Hidden deep beneath its landfill lair, a strange new organism has come to life. When an accidental fire drives it out, the creature finds the home of elderly hoarder Anna Grish. When Adult Protective Services force Anna to vacate her junk-riddled home, she moves in with her son and his family. But there is something wrong with Anna. Something sinister has taken hold of her, and it's not only getting stronger, it's spreading.