Keeper and The Soldier is a 2.5D stealth puzzle platformer set in a dystopian city, where players navigate the challenges faced by a young girl named Emi. The game combines elements of role-playing and point-and-click adventure genres, focusing on narrative and atmosphere. Players are tasked with recovering pieces of an ancient device to save the Keeper, a creature in need, while uncovering the secrets of a world ravaged by war.

The gameplay emphasizes stealth mechanics, allowing players to outsmart foes and utilize the environment strategically. With its immersive world, players will explore the tension between the oppressive city and the lush forest that hides forgotten truths. The touching story of companionship between Emi and the Keeper unfolds as they confront their realities, making choices that could lead to either hope or despair.