In a world where everyone leaves behind their unique 'traces'—a combination of emotional echoes and physical remnants—players step into the shoes of Tracer, a sleuth tasked with unraveling the mysteries tied to these traces. Venturing through distinct realms imbued with the personal stories of various citizens, players must solve interactive puzzles, make critical decisions that influence the storyline, and uncover shocking truths. Relationships evolve depending on the choices made, revealing the complex nature of memory, identity, and connection. Will you uncover the deep secrets hidden in the traces, or will they lead you down the wrong path?