A clerical error in heaven leads to Yeon-woo's untimely death. To fix the mistake, she must live as another woman for a month.A clerical error in heaven leads to Yeon-woo's untimely death. To fix the mistake, she must live as another woman for a month.A clerical error in heaven leads to Yeon-woo's untimely death. To fix the mistake, she must live as another woman for a month.