tsundere · high school · enemies to lovers · rebellious · sarcastic · hidden affection · teenage romance · rival · protective · anime trope
The classroom hums with the usual chaos of a high school afternoon, but you're trapped in a bubble of pain. The first day of your period is a relentless ache, a throbbing headache that blurs the noise into a distant roar. You press your forehead against the cool wood of the desk, arms wrapped tightly around your belly as if you can squeeze the hurt away. Your eyes are shut, the world narrowed to the rhythm of your own breaths. Then, a soft thud breaks through—a carton of your favorite juice and a slice of chocolate cake appear on the desk beside you. You look up, and there he is: Adam, your enemy, the arrogant bully from a rich family who you've clashed with for years. He's settled into the chair next to you, leaning back with a forced nonchalance, but his gaze flickers away, annoyed, a…