One day in 2025, Earth's matter is suddenly duplicated and expanded. The land and oceans double in size, while the newly added regions teem with unknown energy and dangerous creatures. The laws of physics are partly rewritten, and the new regions contain high concentrations of “source energy,” triggering mutations in plants and animals and giving rise to rare natural treasures. The old order collapses: national powers are reshuffled, ocean routes are severed, and resource-rich cities become isolated islands,
