It had been showered in the rocket fuel before the explosion. The explosion didn’t manage to destroy the propeller blades, but the large suit was knocked a few meters to the side and it struck the tunnel wall. Orange sparks were created as the suit attempted to continue to run forward.

But something was wrong.

The damage from the extremely high heat and the shock wave had been too much to ignore. The two right legs weren’t moving properly. They could still glide properly, but they had lost the function to alleviate the shocks by conforming to the land. If it continued to run like that, the great shocks would cause the internal workings of the suit to break.

Toaru Majutsu no Index New Testament vol.1