Story
By the late 2020s, all-solid-state batteries entered mass production and widespread adoption, eliminating power limitations for manned robots. Robotic autonomous interactive vehicles (RAIVs) began extensive deployment in transportation, construction, and even military applications.
In the year 2037 AD, before nuclear fusion power achieved practical application, armed conflict erupted in low Earth orbit between the world’s two major blocs, the Pan-Asia Democratic Cooperative (PadCo) and the Atlantic Treaty Alliance (ATA). This directly caused the complete collapse of the global satellite system. Although major powers immediately halted large-scale combat, regional conflicts persisted. As the primary hostilities concluded within a week, posterity dubbed this period “Seven Days' Conflict.”
The destruction of infrastructure triggered widespread energy and food crises. To prevent humanity from spiraling into a self‑destructive cycle of war, Maxwell, an entrepreneur originally dedicated to deep‑space exploration, secretly invested massive funds to establish the multinational military organization Yggdrasil. Operating covertly across the globe, Yggdrasil sought to maintain a fragile balance in world affairs, preventing excessive escalation between opposing factions that could lead to irreversible consequences.
In 2038, Yggdrasil’s Skuld Squad is carrying out a mission to escort a key physicist. No one could have foreseen that, from this moment onward, the gears of humanity’s destiny would begin to turn…







