Definitely a Happy EndingHappy Ending In NeedMust Be a Happy EndingMust Have A Happy EndingSurely a Happy Endingคราวนี้ถึงทีต้องแฮปปี้เอนดิ้ง今生必定是幸福結局반드시 해피엔딩
was also the day that she witnessed her soon-to-be ex-husband, Seonjae,
die right in front of her eyes. But when a twist of fate has
her travel 100 days back in time before the tragic accident, she decides to do everything she can to stop the accident from happening. With a second chance to make things right, Yeonu is determined to make sure that, this time around, they get their happy ending. “This time, I will make sure we have a happy ending!”