Déjà Vu(2013)

Déjà Vu is a science fiction series that follows a woman consumed by grief after losing her fiancée. When a mysterious stranger offers her a chance to travel back in time and prevent the death, she accepts without hesitation. But the stranger's motives are far more complex than they first appear. As the woman works to rewrite the past, she discovers a devastating truth: saving her fiancée comes at a terrible cost. In the altered timeline, she becomes irrelevant to the life they once shared. Caught between her desperate love and the reality of being erased from existence, the woman must confront an impossible choice—whether some losses are meant to stay in the past.