Reborn: My Rival's Ex, My Husband

After a car accident, Elara Shaw and Vivian Lang are reborn. In their past life, Vivian Lang left Jared Kane (whose company faced bankruptcy) for Sebastian Zane, was caught cheating, and lost everything. Jared recovered, Elara Shaw married him, becoming the Wife of the Richest Man. Reborn, Vivian decides to stay with Jared. Elara marries Sebastian. Elara has a happy life, Vivian comes to a bad end.