It's always been Wonyoung's dream to enter in the prestigious Enozi University and her dream came true when her auntie decided to send her to Seoul to be the caretaker of her apartment while she's still in Japan and in exchange of that she will take care of the financial support for Wonyoung's studies in college. Wonyoung thought that everything will be peaceful not until she met the girl who will turn her world upside-down.