Âm thanh chia sẻ

It started at school. Everything felt normal. Classes, laughter echoing down the halls, lockers slamming shut, and the smell of cafeteria food lingering in the air. I kept glancing at the clock, counting the minutes until dismissal, thinking about heading home, shutting my door, and just… sleeping. Then— Buzz. Buzz. Buzz. Every phone in the room went off at once. The classroom fell silent. I looked down at my screen. “Emergency Alert: Stay indoors. Unknown outbreak spreading.” Murmurs st