I Asked You to Catch a Monster and Bring It Back. What Did You Catch?

Master asked me to catch a monster and bring it back to protect the mountain, but I caught a bug and brought it back. Master beat me half to death. Who knew that wretched place was so dangerous? Master, an old cheat, almost died in that wretched place. You still want me to sell it when I have no money? Is this something humans do? Who has such a cheating master? So inhuman. I'm so angry! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.