A cop travels back in time to take on a corporation that's out to eliminate a doctor who has created a new technology which can break up the monopoly on a energy resources.

Chien Ching-fen, having attained all her life goals, begins to question the true nature of happiness. Realizing that achieving happiness often involves suffering, she seeks out new challenges. Her curiosity about her former rival, Rebecca, leads her to explore whether suffering is the path to lasting fulfillment.