Soo Hyun made the ultimate sacrifice for her first love, Min Young – donating her kidney to save his life. But then the two people closest to her betray her. Her best friend, Sun Ah, seduces and steals Min Young away from her. Devastated by the betrayal, Soo Hyun meets the aloof Tae Woo, a man who is determined to not let anyone close to his heart. Can the two stop hesitating long enough to take another chance at love?