Hyper-realistic cinematic action sequence, 15 seconds, aspect ratio 16:9. Inside a large undergroun

Hyper-realistic cinematic action sequence, 15 seconds, aspect ratio 16:9. Inside a large underground maintenance tunnel at night, a rider on a sleek fast bike races forward as a violent surge of water floods through the tunnel behind them. The environment is industrial and clear: concrete tunnel walls, overhead pipes, support beams, service lights, metal walkways, warning lights, and wet reflective surfaces. The rider wears dark fitted riding gear and a full helmet with dark visor. No visible face. Wide opening shot: the rider speeds through the maintenance tunnel at high speed. Far behind, a wall of floodwater bursts into the tunnel and begins rushing forward. Tunnel lights reflect on the wet ground. Side tracking shot: the rider accelerates through the tunnel while water surges closer behind. The bike weaves past support pillars, pipes, and simple maintenance obstacles. The tunnel lights begin failing one by one, going dark in sequence as the rider passes. Front three-quarter shot: the rider keeps moving fast as water rises and spreads across the floor. Spray kicks up around the tires. Warning lights flash red. The closing flood gate is visible far ahead at the end of the tunnel. Final 5 seconds: the pace becomes more intense. The rider pushes to maximum speed as the floodwater closes in. More tunnel lights go dark. The rider leans low, races through the narrowing opening, and escapes just before the heavy flood gate finishes closing. The water slams into the gate from the other side. Final moment: the rider skids to a stop in the safer corridor beyond the gate while water crashes against the sealed barrier behind. Style: hyper-realistic, cinematic, fast-paced, strong sense of urgency and speed, clear readable action, industrial tunnel atmosphere, rising water, flashing warning lights, reflections, spray, dynamic but readable camera movement, no visible face, no celebrity resemblance, no text, no logos, no cartoon style, no slow motion. Keep proportions. Keep style and features. Aspect ratio 16:9.