Her Reborn Valentine(Rewind to Love, Fast-Forward to Forever)

Sara and Nyla were sisters of the Caldwell family. In their previous life, Sara married Eddie, a penniless man, but his family unexpectedly struck it rich and lived in prosperity. Meanwhile, Nyla married Tyler, a powerful military officer, but he died shortly after their wedding, driving her into madness. Blinded by jealousy over Sara's happiness, Nyla stabbed her to death—only to be killed by Sara's dying strike.When the sisters were reborn, returning to the moment of the marriage proposals, Nyla decided to snatch Eddie away. Little did she know that Sara had also been reborn and would later prevent Tyler's death, ending up far more successful than Nyla this time…