Only You Episode 2

Yi Joon and Eun Jae find Yi Joon's mother just before she gets married. She doesn't tell Yi Joon that she recognises him but teaches Eun Jae the pepper pasta recipe. Eun Jae and Yi Joon sleep together. In the morning when Eun Jae is out, Hyun Sung enters the apartment, getting into a fight with Yi Joon. Yi Joon leaves thinking Hyun Sung is Eun Jae's boyfriend. Six years passes, Eun Jae is a single mother to Jin Sol. She has a job in a restaurant as a busboy. Yi Joon unknowingly tasted her pasta when the restaurant's chef accidentally stepped on a spilled cooking oil and fell. Eun Jae cooks the food for Yi Joon without permission from the manager. (Source: Wikipedia)