双脚小儿麻痹的阿龙原本准备孤老一生，但坚持为他组成家庭的母亲，花费不少金钱及心力，从越南带回了阿紫。阿紫是爸爸最疼的女儿，生长在贫穷的越南农村，为了家人的生存，她同意嫁到台湾。阿龙知道阿紫为了家庭存续，牺牲了自己的一切，但家人的歧视和控制不住的脾气，让两人渐行渐远，在这个没有期待的海边小村，被捆绑的两人日复一日，没有尽头。 为了完成家庭的束缚与期待，需要付出多大的代价？导演以阿龙和阿紫为中心，辐射出台湾社会潜在的传统价值观，迫于上一代的压力娶妻生子，在没有感情的基础下，与新住民的联姻造就无数破碎的家庭，以及单亲的下一代，最初要遵循的传统，反倒岌岌可危。
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