Moments gather to form eternity, and eternity scatters to become moments. A man who has lost all meaning in a life that seems eternal, and a woman who seeks only meaning in a life made up of fleeting moments—whether by fate or design, their paths cross. Kang Eunsung, a reporter for the social affairs department of ABS Broadcasting, is investigating corruption when she encounters a mysterious man, Jung Woojin. With sorrowful, violet eyes and a sharp yet breathtaking face, Woojin continues to appear before Eunsung, helping her in unexpected ways. Eunsung gradually feels curiosity and attraction toward the man who aids her. But one day, she receives shocking news about Woojin... "Have you ever heard of a story that has a beginning but no end? One where the first chapter is unknown, so the last can never be written?"