Sonic Forces Untold: Darkest of Days is a single-player adventure and visual novel game in which players explore emotional narratives through character-driven storytelling and decision-making. In this game, three years after Sonic's disappearance, Eggman has taken control, and the Resistance struggles to survive in a world filled with darkness and despair, focusing on the personal stories of Sonic's friends as they grapple with loss and hope. It stands out with its deep emotional themes, character-focused gameplay, and multiple story routes that delve into themes of love, loss, and resilience, offering a unique blend of visual novel storytelling and immersive character interactions.