Tang Yijie, the Construction Committee Director, falls off from rooftop and dies in a demolition riot. Yang Jiadong, a young police officer starts his investigation and finds that Tang's death is tied up with another case several years ago. Soon he is framed and suspended from duty, but he never gives up.

He sacrificed himself for love, taking the blame for a crime she committed. Unable to repay him for the sacrifice he made, she leaves to start a new life. Many years later, the former lovers meet again, but their estranged yet intertwined daily lives gradually unveil their tragic past. While one of them seeks redemption, the other yearns for release. In a painful and final farewell, they awaken from their wandering for one last heart-wrenching embrace.