Yuni Kururugi (Nana Komatsu) is a smart high school student. She excels in all subjects except for English. A new English teacher begins work at Yuni's high school. His name is Haruka Sakurai (Tomohisa Yamashita) and he is very handsome.
Yuni begins to receive one-on-one tutoring from Mr. Haruka Sakurai. Soon, Yuni develops feelings for her teacher and she realizes that she is now in love. Yuni then confesses to her teacher.