My Natural Weapon in the Manga Dimension Is a Shovel

My name is Su Yang, a hard-working college graduate. It was already miserable enough that I couldn't find a job, but what was even worse was that I was inexplicably threatened by a certain system to venture into the dimensional world. And my natural weapon is just an ordinary shovel. In a dimensional world where all kinds of bosses, Long Aotian, are everywhere, how can I survive with just a shovel? To predict what will happen next, please read the text. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.