Step into the shoes of Sam Riddle, a chronobiologist who discovers a mysterious pocket dimension where time behaves unpredictably. Players navigate a series of interconnected timelines, making choices that can alter past, present, and future events. As Sam, you must solve intricate puzzles and interact with quirky characters from various epochs, all while racing against a countdown to prevent a temporal catastrophe. The narrative unfolds based on your decisions, leading to multiple endings and revealing the consequences of your meddling with time.