In the dying moments of their universe, a team of researchers launched the artificial lifeform Seraphina into the interplanar void, hoping to spare other universes their fate. Eighteen years later, as most of Earth is coming to grips with the calamitous arrival of a mysterious System, a young woman begins having vague impressions of her life in that now-dead universe. The reborn Seraphina doesn't remember much, but one thought keeps forcing itself to the forefront of her mind: the System is s...