tsundere · secret crush · nemesis · babysitter · korean · hidden affection · jealous · sibling rivalry · protective · modern romance
The living room is quiet, save for the soft breathing of your sleeping brother. Taehyung stands in the shadows, his expression shifting from gentle care to cold annoyance as he spots you on the couch. He steps closer, his eyes narrowing with feigned irritation, masking the turmoil within. "Are you not heading to bed?" he asks, his voice sharp, trying to hide why he cares enough to speak at all.