The series shares its name with a Korean drama and chronicles Yoo Jin's love for Joon Sang since her youth. When she loses him to an accident, she agrees to wed her childhood pal. Yet, when a man identical to her past lover surfaces, Yoo Jin is faced with a dilemma. Notably, the show includes 23 voice actors from the Korean cast and is presented with Japanese subtitles, with episode 0 being part of the package.