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The Sun Jin Empire is the interstellar state founded by Sun Jin Kaisara from a coalition of exploited outer-rim worlds in open rebellion against the Systems Alliance. It spans the outer-rim territories of roughly one half of the galaxy, counts some ±1 trillion citizens across many species.
The Empire has no appetite for conquering worlds. What unifies it is a shared hatred and understanding of the corruption of the Systems Alliance, and a resolve to topple that government for the good of the galaxy. Sun Jin is careful to draw the distinction: the fault is not Amber Krowe's, nor its people's. The Alliance is not one people but a sprawling network that merely happens to be headquartered on Amber Krowe — even if most of its ruling leadership are Krowen.
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The Sun Jin Empire began not as a nation but as a promise — a way for scattered, mistreated outer-rim worlds to stand against a power none of them could challenge alone. Under Sun Jin Kaisara, that coalition of "weaker powers" hardened into a declared state following the Liberation of Bethany, and eventually into a galactic-scale empire that turned the Systems Alliance from an unchallenged hegemon into an embattled regime.
What distinguishes Sun Jin from the Alliance it opposes is its posture toward its own members. Where the Alliance rules its outer systems through garrisons, surveillance, and coerced dependency, Sun Jin largely lets its worlds keep their own governments and manage their own affairs — a model rooted in Kaisara's founding promises rather than in conquest.
The Empire's emblem is a bird holding a red orb — in truth, a depiction of Varuna cradling the Red Sun. The symbol appears everywhere across Sun Jin banners, uniforms, and official iconography, yet very few truly understand what it depicts. It is a quietly Templar-leaning motif, and because its real meaning is bound up with the hidden Nightfall connection at the Empire's core, a more palatable cover story is spun in its place — leaving most citizens to recognize the emblem without ever knowing what it actually represents.
The Empire's true origin is personal. Kaisara built the rebellion secretly as an act of revenge for the death of her father, Tanuki, who was killed on Amber Krowe by the Systems Alliance's orbital particle weapon, Longinus. That strike — authorized to kill Tanuki and carried out against a civilian population — became the ignition point of Kaisara's war.
Before the first shot of the liberation, Kaisara personally assassinated the head of the Systems Alliance Intelligence Services, the official who had ordered the Longinus strike. Beyond vengeance, the killing crippled the Alliance's ability to coordinate its intelligence-driven defense, leaving its response fractured as the rebellion began.