Ji-seok, who raised her daughter Yoon-jeong by herself has had troubles that she cannot talk about. He's just looking to tell his daughter that he has a woman to marry. Since the bride-to-be Soo-jin is of the same age as her daughter, Yoon-jeong is afraid of opposition and cannot speak. Ji-seok finally asks for help from his daughter's boyfriend, Seok-joo, who came to play at home...

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