Leni is young woman haunted by memories of her past - her parent's death, her abusive ex-boyfriend - and tormented by nightmares that add to her mounting anxiety. Is the monster that stalks her real, or just a manifestation of her mental pain? And how entwined in the truth behind her own madness is Leni?

Within the framework of an office, a typical presenter shows us -on the one hand- the dramatizations and "scientific" foundations while -on the other- the fantasies and actions of its protagonists escape the genre, revealing an absurd story of power and concealment.