The .rar file you mentioned refers to a specific legacy beta version. While the game has since progressed to much newer versions (like 0.10.x and beyond), this build contains: LonaRPG Guide - Steam Community

: You play as Lona, a young refugee on the dangerous Island of Noer. Your primary objective is to survive and earn enough money (roughly 20 gold coins) to buy a ship ticket and escape the island.

is an older development build of the dark survival RPG LonaRPG . Created by developer Eccma417 , the game is known for its brutal difficulty, gritty open-world survival mechanics, and mature content. Core Gameplay & Premise