You know that expression about incest being a game for all the family? Well they don’t quite get to that stage here, but they do come pretty close! “Gregorio” (Martín Adjelmián) and wife “Mecha” (Graciela Borges) are hosting their and their friend's eclectic family at their ramshackle Argentinian country house. With a storm brewing in the near-by highlands, they sit by a pool that could easily be the home of scores of piranha fish, sipping red wine whilst their young son and and his pals play in the woods with a real shotgun and it’s very own ciénaga (swamp). It is hard to tell who might…