Chatfah, the youngest sister of the Bupphachinda family, has just received the largest share of her father's inheritance and is about to be married. However, Chatfah falls from the highest floor of a vacation home to her three older sisters' shocked eyes. When her body disappears, her three sisters—Baibua, Chomphu, and Picha—become suspects in her disappearance.

故事讲述了一个被一位女士收养并在法国长大的年轻人的故事。回到泰国后，他为外交官做翻译，并遇到了关于一个年轻的主人因未婚而被贴上花花公子标签的流言蜚语。