Lorenzo Ferro really does deliver well here and is pretty convincing as the curly-haired, butter-wouldn't-melt, Argentinian lad (Carlos) who at the age of seventeen already had his parent's piano stuffed full of ill-gotten pesos. His childhood within a respectable family suggested nothing out of the ordinary til he went to school and met the charismatic petty crook Ramón (Chino Darín). He is infatuated, and there's…