一起悬案，两组家庭，三个春天，四十年光阴。一段关于爱和恨的故事，一场跨越三代人的报恩与复仇。

The story unfolds through the perspectives of three generations of men, depicting a family's four decades rooted in the northeastern land. The family has experienced both good and bad times, swirling in love and hate, fortune and misfortune. Even when fate plays tricks on them, they never give up their deepest protection for each other and this homeland.