Byun Haena is Wang Jarim's friend since middle school and Gong Jooyoung's childhood friend. Haena has a record of meeting bad people and she also has a record of people leaving her. Losing important people became her nightmare. She swore to protect people who are important to her especially her idiotic childhood friend, Gong Jooyoung. He made her life more bearable and better. What happens when these three cross paths with each other and spend more time with each other more than before? Let's not forget to add the crazy confusing love connections.