Love You So Bad (Taejin)

When the Kim family was going to be bankrupt, a forced arranged marriage between the daughter of Kims and the heir of Kim enterprise was the only solution to the bankruptcy problem. However two weeks before the marriage Yoonji disappears but the marriage has to be carried out at all costs.

That's when Kim Taehyung the twin brother of Yoonji came in as her disguise.

The story is adaption. The plot is not mine.