Thita in the lands abandoned by God

The story is about the adventures of a guy who goes by the name Thita. The story takes place in an imaginary and cruel world in which magic and imaginary beings exist along with humans. It's a story about the pain that an adventure truly has with loss and misery but with also hope of a better future. It feature an adventure that you can't find in many novels (I hope). A realistic adventure of a group of people who wish to change how this world is and they are willing to sacrifice everything to achieve it.