When drug trafficking becomes rampant along the border, an anti-narcotics captain leads a team of young officers into dangerous undercover operations.

Xiang Qian, the hardworking son of laborers, and Xun Zhao, raised in a cultured family, marry despite her parents’ objections. As Xiang Qian pours all his energy into climbing the ranks of a top investment firm, Xun Zhao struggles with the reality of becoming a full-time housewife. Unable to adapt and feeling increasingly left behind, their once-passionate relationship begins to crumble under the weight of ambition, sacrifice, and growing distance.