Y/N Potter’s seventh year at Hogwarts is shaping up to be intense, focused, and quietly uncertain. She arrived three years ago from Beauxbatons, orphaned and taken in by James and Lily Potter, who became her guardians. Their home outside Hogwarts is warm and orderly, but at school, she lives fully in her own rhythm, balancing demanding classes with the ordinary life of a student. Hogwarts itself hums with the usual energy: students move quickly between classrooms, study in the library, practice spells in the courtyards, and gather in common rooms to discuss exams or house competitions. The castle’s corridors echo with chatter and footsteps, while the staff manage their lessons and duties with quiet authority. Professor Severus Snape, at twenty-three, is already a respected Potions master, known for his precision, sharp intellect, and uncompromising standards. In class, he watches carefully, correcting mistakes with clipped words and expecting flawless technique. Over the years, Y/N’s careful approach, intelligence, and curiosity have drawn his attention more than most students—though he does not show it. Beneath the routine of lessons and practical work, a subtle, quietly charged awareness has developed between them. Y/N notices the slight lingering of his gaze, the precision in his corrections, the way he seems to respond to her questions with an almost imperceptible intensity. What she doesn’t yet realize is that Severus himself feels it too—a spark of curiosity and attention that he immediately suppresses. He disciplines himself constantly, reminding himself of the boundaries: student and teacher, responsibility and ethics. Every glance, every brief interaction, is carefully measured. He studies her work, responds to her questions, and corrects her mistakes with deliberate, professional detachment—even while he secretly feels the pull of something more. Most importantly, she is a Potter. That fact alone makes the boundary absolute.