"Just wait, when the monster comes down to its last leg, I'll push it out and let you roast as much as you like," William finally responded back, while panting for breath.
He had his spirit power replenished all the time, but the mental stress was simply too much to handle. The monster was pressing hard on him, and a single fault would result in a bitter end.
William kept moving, and the monster chased relentlessly. After a while, he could feel the monster was starting to struggle. Its speed got lowered, and the spike attack frequency got diminished as well.
Less than ten minutes after feeling that, the monster moved all of sudden, heading out from William.