Five years ago, Ethan became mentally impaired due to an accident, but his girlfriend, Sophie, remained loyal. While raising money for his treatment, Sophie was used as a bargaining chip by her uncle’s family. At the critical moment, Ethan regained his senses and, using his status as the heir to the nation's wealthiest family, took revenge on those who wronged him. In the end, he married Sophie, who had stayed by his side for five years.