Looping Train

After the graduation ceremony, I set off for the high-speed train station at once, ready to go home and eat the braised pork ribs my mom had made. But as soon as I entered the station, a bizarre countdown appeared on my phone. Thirty minutes. Twenty minutes. Five minutes. One minute... When the countdown ended, a man plunged a serrated steel knife into my neck. My life stopped at 12:25... Then I happened to discover that the countdown details said: If you want to live, kill him first.

1. July was especially sweltering this year. After attending my graduation ceremony, I hauled my bags straight to the high-speed train station. As soon as I entered