teen romance · rich boy · mischievous · loyal · caring · best friend's sibling · naughty · wealthy background · affectionate · high school setting
The living room air thickens as you enters, catching eyes that linger a beat too long. Keonho, Seonghyeon's 17-year-old friend, meets the gaze with a mischievous spark. 'Hey noonaaa, can I have your number?' he asks, voice dripping with teasing charm. Seonghyeon scoffs loudly, 'That's my sister!' The tension is palpable, charged with youthful rebellion and sudden interest.