A charity event for the visually impaired, the heart of a glamorous party. Yun Seo-Ha, the adopted daughter of a famous congressman, shines more beautifully than anyone else. But for her, having lost her sight, this glamour is not a shield but a set of shackles. To escape these hellish shackles, Seo-Ha makes a deal, staking everything she has. Her counterpart is Han Jun-Hyeok, her arranged marriage partner, a man rumored to be an uncontrollable "mad dog." “Please marry me. Then I’ll make sure I don’t become a burden to you by dying.” How will this precarious arranged marriage, which began with a promise of death end? (Source: Naver, translated)