I Became the Mastermind in a Dark Fantasy

I didn’t know.
“We killed all the tr*sh just as the Captain wanted!”
“He told us to take care of it, so we cleaned it all out.”
“Order. Carried out─with utmost resolve.”
I just thought they were a bit… dim-witted.
“Kyahaha, Captain, can I kill more!?”
Not that they were S-rank monsters.