Natsume and Nana are so close that they even walk to and from school together. On this day, the two had promised to go home together, but Nana was late due to extra classes, and Natsume fell asleep while waiting. Seeing her like that, Nana couldn't hold back her feelings and kissed her. Then, gently reaching out to touch Natsume's soft breasts, the two stepped into a new world beyond friendship…
