Top panel: bright academy corridor with arched windows and students passing. Bottom panel: Arin stands before Yujin, 3/4 face visible, holding a folded class schedule; Yujin looks surprised, Jaeho peeks over his shoulder.

Top panel: Jaeho holds the folded schedule up to the light with exaggerated suspicion; Yujin watches, embarrassed. Bottom panel: Arin stands composed and pretty, pearl hairpin visible, eyes only on Yujin.

A sunlit study table. Arin's elegant hand writes on cream stationery bearing only a fictional academy crest; the envelope reads for Han Sooyeon. Yujin stands beside the table, startled, face visible in profile. No real-world brands.

Top panel: Han Sooyeon's first appearance, face fully visible to camera, short black bob, coin pendant, blue cardigan, ink-stained thumb gripping a satchel strap at the academy gate. Bottom panel: Arin bows gracefully to Sooyeon while Yujin

Top panel: academy garden path under sudden gray clouds, rose bushes bending in wind. Bottom panel: Arin stands close beside Yujin, holding a pale umbrella over both of them; the first drops hit the fabric while Yujin looks up in surprise.

Panel 1: Yujin sits at a cafeteria table with a simple lunch tray, trying to hide a small cough behind his fist. Panel 2: Arin's hand sets a small unbranded glass medicine bottle beside his tray. Panel 3: close-up of Yujin's surprised eyes

Top panel: academy infirmary, soft curtains and warm afternoon light. Yujin lies under a blanket while Arin wrings a towel over a basin, sleeves neatly folded. Bottom panel: close-up of Yujin's flushed face, eyes following Arin with vulnera

Top panel: quiet academy library with tall shelves and gold afternoon light; Yujin stares at a messy spread of paperwork. Bottom panel: Arin's hand places a clean scholarship renewal form with a fictional academy seal; Yujin's hand hovers o

Top panel: Arin accepts two cups from an unbranded academy cafeteria counter; one cup has a small fictional crest sticker only. Bottom panel: Yujin looks down at the tea with surprise as Arin sets it before him, her hands careful.

Academy rooftop at sunset, sky peach and lilac. Arin stands beside Yujin at the railing, hair glowing in the low light. Yujin looks at her instead of the view, his posture soft and unguarded.

Top panel: Arin in profile, violet eyes reflecting sunset, expression tender and burdened. Bottom panel: close-up of Yujin's hand on the railing, fingers curling, moonstone tie pin visible near his chest as he leans forward.

Tight close-up of Yujin's face, fully visible, warm brown eyes glossy with disbelief and longing. His shy smile is small and helpless; the silver-white hair streak and cracked moonstone tie pin are both visible. Arin is a soft blur of light