A girl named Oguma attends a high school in Yamanashi. With no parents, friends, or hobbies, she leads a life devoid of excitement until she acquires a used Super Cub. Riding her bike to school for the first time, she experiences the thrill of running out of gas and taking detours, which makes her feel like she’s on a little adventure. Satisfied with these subtle changes in her life, Oguma is approached by her classmate Reiko, who says, "I ride my bike to school too. Want to see?" One Super Cub begins to illuminate her world. This is a story of a lonely girl and the best bike in the world weaving together themes of everyday life and friendship. [Includes the newly written short story "Second Machine" in this special electronic edition.]