In INSIDE, players control a young boy navigating a dark, dystopian world presented in a striking 2.5D environment. The core mechanics involve platforming, puzzle-solving, and utilizing the boy's ability to control other bodies through a special helmet, which adds a layer of strategy to the gameplay.

The storyline follows the unnamed boy as he traverses various locations, including a forest, a farm, and a sinister laboratory, all while being pursued by mysterious antagonists. The narrative unfolds through environmental storytelling, immersing players in a haunting atmosphere.

INSIDE stands out with its minimalist art style, atmospheric sound design, and a compelling blend of tension and exploration, creating a unique experience that encourages players to uncover its deeper meanings and alternate endings.