Chizuru Yamazaki is a high school student who hopes to become a veterinarian someday. After moving from Yamaguchi to Tokyo, she struggles to keep pace with her studies, and her classes and club activities leave her drained. Discouraging results on practice exams make her dream feel out of reach. Talking with Shota, a former classmate, prompts her to gradually change the way she studies, and she tries a new method in the hope of raising her grades and reaching her goal. The story is a single-episode slice of life ONA.