Han Yeo-ju disappeared

One day, Yeoju vanishes. Han Yeoju hatches a plan to find her, but it proves difficult to track her down, as she was the wife of Big Hit Entertainment boss Jeon Jungkook. As Jungkook grows increasingly distraught, Han Yerim, Yeoju's older sister, appears before him, revealing something suspicious. Jungkook finds himself drawn to Yerim, who resembles Yeoju more and more...