Emilia,17,arrivesatherAuntInes’hostelattheborderbetweenArgentinaandBrazil,lookingforherlonglostbrother.Inthisluxuriantjungle,wherelocalmythsandlegendsabound,adangerousbeastbelievedtobethespiritofanevilmantakingtheformofdifferentanimalsseemstoberoamingaround.Onajourneytosexualawakening,Emiliawillhavetoconfrontherpastinordertokillthebeast.