Chizuru Shiina excels in her studies as a dedicated honor student, yet her closeness to the faculty leaves her isolated from classmates who resent her reputation as a teacher’s favorite. In this opening episode, her solitary routine takes a meaningful turn during an after-school encounter with the instructor she most admires. Their brief conversation offers her a rare sense of validation and warmth, easing the sting of her social exclusion. As the day ends, Chizuru reflects on how these moments with her mentor make the rest of her school life worthwhile.