4-Nyeon 6-Gaeworeul Ireun Yeoja

"How nice it would be if I could just sleep soundly for one day without thinking about anything." Kim Ga-Hee, a nurse who is exhausted from her current life due to excessive work stress and who spends her days listless without a single person close to her, lost her memories of nearly five years due to a sudden accident. The problem is that she seems to have had a boyfriend. (Source: Naver, translated) Note: Includes one extra chapter.