After being separated for many years due to a major misunderstanding, they were forced to reunite in the workplace/specific project. The female protagonist carries the pain and hatred of being "abandoned", while the male protagonist carries unspeakable guilt and unquenched love. In the process of professional collision, rekindling of old love, deepening misunderstandings, and revelation of the truth, the two jointly faced external pressure and inner struggle, and finally achieved two-way redemption.