Mariana (42) is part of that Chilean upper class that takes privilege for granted. Despised by both her father and her husband, she feels a strange attraction towards her riding teacher, Juan (60), a former colonel suspected of human rights abuses during the dictatorship. But their affair cracks through the invisible walls that protect her family from the past.。本片讲述了主人公沈平为了减轻女友绢子的经济负担,到准备高考的小薇家中当家教,在与之相处中,两人的情感发生了微妙的变化。沈平面临着娟子与小薇,将做出选择会是怎样的……。