Salvos (A Monster Evolution LitRPG)

The Netherworld: A world inhabited only by Demons, creatures born from the dark abyss. For Salvos, a curious newborn Demon with a penchant for making friends, surviving this hellish landscape was always going to be a difficult task. And when her companion's life is threatened by a mysterious Demon King, she'll have to adapt, gain experience, and evolve to do what it takes to save him.