Set in 13th century Anatolia, Ertuğrul: "Ottoman's Treasure" follows the journey of a young merchant from Venice, drawn into the rising world shaped by Ertuğrul Gazi’s leadership. Players engage in horseback travel, sword and bow combat, trading in markets, and building and upgrading their yurt and oba. The story unfolds through player choices, hand-drawn cutscenes, and a soundscape crafted with authentic period music. This journey becomes a seemingly simple, yet deeply layered experience.