Such thoughts flickered and vanished. Not because she couldn't return to the inn, but because such worries were luxuries she couldn't afford. This was her first true fight for survival, and dwelling on anything else would guarantee a swift demise. Burning the troll here and now was the only solution. Prone on the ground, it was in the perfect posture to be pinned to the hole.
Her spears shot forth—two for each leg, the final one spearing its torso. It all happened in the blink of an eye.

Fate/Lost Einherjar, Chapter 2