This Brave Man Is Obviously Super Arrogant but Overly Dramatic

As a senior fat otaku, Jun Moxiao traveled to a magical world. Under the guidance of a mysterious voice, he inexplicably became a brave man and was inexplicably entrusted with the responsibility of saving the world. Just when everything else was a dream, he was slapped in the face. All right! Even though I am a brave man, why do I feel that the style of painting is not right at all? This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.