Yong has always been busy with her job as a coffee shop manager. No lover since birth, that's what she is. She always choose study/work over love. When she turns 30, she decides to gain some experience in the real world – the dating world. Moonbyul; her annoying as hell co-owner of the coffee shop and a total play girl, decided to become Yong's practice kisser and lover. However, they enjoyed the arrangement and Yong starts to feel more for Byul than she originally planned to. Monday