When Equestria emerged from the ocean, our world was forever tainted by its presence. In response, our reality pushed back, forming the Barrier around us as far out as the Moon. Before the first year was out, the last day the Earth had was calculated. Measures were taken, the Bureaus were built, and billions were saved through the process of Conversion. Even mankind's genetic legacy was preserved. But now, the clock has almost reached its end. Just seven days remain, and seven individuals who influenced history must stop, and consider their role in shaping a planet's destiny.