He pulled the Diplomata into a brightly lit, deserted roadside Graal service station. Pulling the yellow parking brake valve, a loud rush of air filled the cabin. He sat back in his chair, watching the rain drip down the virtual side windows. For a moment, the line between reality and the simulator completely vanished. He was just a driver, his machine, and the open road.

As he cleared the crest of the mountain, the storm began to break. A gap in the clouds revealed a massive, low-hanging moon that painted the wet highway in silver. Leo eased off the throttle, letting the bus coast down the other side. The retarder kicked in with a smooth, electric hum, holding the heavy coach back.

He approached a steep incline, the dark silhouette of the mountains rising ahead. It was time to see what this old beast could do. Leo reached for the shifter and downshifted. The transmission gave a satisfying mechanical clunk, and the Scania's RPMs surged. The turbo whistled a high-pitched tune, pushing the massive Diplomata up the grade with surprising urgency.

Underneath the floorboards, the legendary Scania engine purred. The sound mod Leo had installed was flawless. When he pressed the accelerator, the deep, guttural roar of the straight-six turbodiesel filled his headphones, a symphony of raw mechanical power from a bygone era.