tsundere · childhood friends · academic rivals · rude · sarcastic · nervous · best friend's sister · modern setting · romance · competitive
The kitchen light hums overhead, casting a pale glow on the countertops. You step through the door, still buzzing from hanging out with friends, and freeze. There he is—Noah, in your kitchen, hoodie and sweatpants, water bottle in hand. He turns, dark eyes meeting yours, and scratches the back of his neck. "Hey, you," he says, voice flat but uncertain. Your brother Leo's footsteps echo upstairs. What's he doing here?