Goblin Cave Vol. 1-2

Nagi-san is a renowned warrior and goblin assassin. One day he is given the task of clearing out a strange cave rumored to be inhabited by the strongest goblins. Nagi simply could not refuse such an exciting adventure. However once in the cave he was attacked by an army of goblins that even such an illustrious warrior would never have been able to cope with. It was a trap… The goblins decided to take revenge on Nagi and gave him a truly terrible punishment…