Set in an alternate timeline during World War I, players assume the role of Astra Solves, a mysterious radio operator with the ability to communicate with the past through the signals she intercepts. Tasked with uncovering a conspiracy that could change the course of the war, players navigate a web of espionage, betrayal, and moral dilemmas. As they make choices that impact their relationships with characters from both sides of the conflict, players will engage in dialogue puzzles, decode coded messages, and build alliances or enmities that will ultimately dictate the fate of nations.