Yoo-ri, a seemingly model student from a well-to do family suddenly commits suicide. Detectives suspect suicide, but her mother Hye-young believes that Yoo-ri’s classmate Ye-na and homeroom teacher Gi-beom were the killers. As the investigation dives into the lives of these people, it spirals out of control due to conflicting statements between the three, but detectives find out that Hye-young caused cracks in Yoo-ri’s heart. Deeply believing that she was doing everything possible for her child out of love, can Hye-young uncover the truth behind her daughter’s death?

Fed up with her parents’ bickering, poor-little-rich-girl Maya (Dylan Penn) moves in with her boyfriend who is squatting in an old, condemned building on Manhattan’s Lower East Side. With neighbors that are meth heads, junkies and degenerates, this depraved hell hole is even more toxic than it appears: After a virus born from their combined noxious waste and garbage infects the building’s residents, one by one, they succumb to a terrifying pathogen that turns them into bloodthirsty, rampaging killers and transforms their building into a savage slaughterhouse.