blow did not kill it, so it would be hard for the adventurer to end the monster, which he failed to do so with an ambush.
"Then again, the Beetle Hybrids are all tough and hard to kill." Having the thickest carapace and sturdiest chitin plating, Beetle Hybrids are the definition of hard to kill.
Especially an A-rank one. It almost impossible to kill it alone, as it could always flee if it decided that it cannot win a fight, or at least, outlast its opponent.
"Rania, what do you think of Zell City, and later, Betrum Nation falls?" Alros asked the brunette.
Rania, in nothing except for arm-length gloves and knee-high socks moaned, as the Demon Lord squeezed her buttcheeks,
"It seem you no longer care for your former Nation." He then pushed his length into her sopping fold, receiving an erotic moan from the former adventurer.