Step into the shoes of Charley, an ordinary man who uncovers the secret of the elusive 'third level' beneath Grand Central Station. In this interactive narrative, players must navigate through various timelines, engage with characters from both the past and present, and solve puzzles that challenge their understanding of reality. Each decision you make has consequences, with the potential to alter your present and the fate of friends like Sam, who may have vanished into history. Can you figure out how to travel, find Sam, and explore a forgotten past while grappling with the complexities and nostalgia of childhood dreams?