They are enemies after all, but they can't escape each other's fate, and they can only hurt each other if they get entangled.
He put down the "Trace" sword in his hand that had dealt him the last blow. Instead, he got a hit.
In the end, he couldn't hear clearly what he said. He only remembered that he seemed to be saying, "Okay, everything is free."
Intention: I like the disgusting life-and-death hobby