Ella was a beautiful, delicate, and gentle girl from a wealthy family. Her parents had passed away when she was a child, but her older brother, San, achieved success, expanded the business, and maintained the family's status and name. Ella loved and obeyed her brother, and they both cared for each other. Seonghwa was also a wealthy and powerful businessman from a famous family, but he was San's fiercest rival. They both despised each other and tried to outdo one another. However, things became complicated when Ella fell in love with Seonghwa and struggled to choose between preserving the love of her life and her love for her brother.