Naked to the bone and having no recollection of her past, tormented Dina somehow ends up at the squalid apartment of young addict Ana in Mexico City. Then, in a desperate attempt to communicate with baffled Ana, confused and disorientated Dina starts speaking in tongues, only to further complicate matters. However, who is the cryptic, glacially beautiful visitor? As increasingly disquieting questions demand answers, wicked Pamela and Raymundo enter the picture, and they're up to no good. But when compassion becomes a liability, can there be hope for humankind?