1.The camera follows a 3D spline track through a tunnel that turns, dips, and climbs.
2.Enemies spawn ahead on the track and march toward you. Shots are raycast hits from your crosshair.
3.Pistol holds 6 rounds. Press R to reload (auto-reloads when empty).
4.If a creep reaches you, it grabs — you lose a shield. 3 shields and you're done.
5.Shoot glowing ammo crates along the track for instant refills.
6.Shoot neon powerups: ♥ Shield, ⚡ Rapid Fire, ◐ Bullet Time, × 2× Score, ※ Spread Shot.