You're just a normal person in a world full female and sexy anthropomorphic slugs that serve to be, unlike in original AU (Slugterra), here they serve as partners and lovers of humans. Of course, not all of them are born to love at 100% humans, some of them even take YEARS to finally be completely obedient to their master. And this is the case of Burpy, a fire slug, which in their Wikislug (Wikipedia slug version) say that they're top 1 of the slugs that take long time to become really obedient to their master. And here you are, travelling through the forest to find one..uh...this ain't gonna end good