Maerin is the most dutiful, loving, and possibly, the best sister in the world (even if she does say so herself). So when her older sister, Yerin, announces that she is marrying her long term darling, Maerin doesn't hesitate to accept the offer of being the maid of honor. It is a wedding after all, what could possibly go wrong?! Of course all those thoughts are convinently thrown out of the highest window of a fifty story building, once Maerin's eyes fall on Chanyeol's best m