As the Cuban Missile Crisis escalates, the world holds its breath, fearing the outbreak of a nuclear war that could devastate the planet. But for President John F. Kennedy, the stakes are even higher. Introduced to the groundbreaking theories of mathematician Hugh Everett, III, Kennedy begins to grasp a terrifying reality: their actions could affect not just Earth, but countless other realities across the universe. With the fate of millions hanging in the balance, Kennedy must make decisions that could ripple through the very fabric of existence, altering the course of history in ways that no one could have imagined. In this moment of unparalleled crisis, the President’s courage and wisdom are tested as never before.