Takanashi Machi is an attractive and successful veterinarian. The only problem is that she's still a virgin so Machi resolves to lose her virginity by the time she turns 28. While attending a class reunion, she and her friends reminisce about Takumi, a student from her class who was kind to her. Machi begins to fantasize about meeting him again. One day she sees a cat and chases after it. The owner,
