Five years ago, Lu Yunzhou left without saying goodbye because of a family crisis. Lin Qian waited patiently for three years, and finally left heartbroken. Five years later, he returned with the promised watch of one piece per year, but she was already a cold and elite lawyer. Reunited in the whirlpool of business war, old feelings and conspiracies are intertwined. When the truth of ten years was revealed, he gave up everything just to protect her, and she risked her career to defend him. In the depths of time, only love and waiting have never changed.