Woman's Breath (Movie - 2012)

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Synopsis
Ji-won is pretty and easy-going. She encounters her first risk in life! She has a sister named Ji-min but something happens as she takes the load of her family with her sister. Their dead mother's medical bills are too much for them to handle...
Ji-won puts her hands on the company funds and the section chief uses this against her to take sexual advantage of her. Ji-min finds out and hires a private investigator...