Na Yeong is studying in order to get herself a job. Studying alone is not easy, but she still manages to spend time alone. When she found out that her friend Ji Hee's grades have improved a lot while studying, she seduced her friend Yeong Bin and took off her clothes, asking him to join her. But, Ji Hee's studying was different than she thought. A study forced to have sex. Na Yeong meets Min Soo in a new study and quickly starts to adapt to a new study. Will their unique classes end well? The delicious and bitter story of two different men and women just begins. (Source: HanCinema)Edit Translation