In 2038 AD, adults around the world can enter the "Career Sky" to complete job changes at the age of eighteen. Occupations are derived from the projection of civilization memory and are divided into five categories: combat, auxiliary, production, command and special, with regular ratings from F to S.
The sky curtain also opened the [Historical Battlefield of All Nations]. Countries can send their own job transferees to enter the corresponding civilization memory copy. A replica is not a true historical reenactment, but is made up of countless possibilities "if someone had made another choice at the time."
Those who pass the level will receive personal equipment, skills and career promotions; the country will receive concrete national luck rewards, such as provenance, mineral veins, technical scraps, regional protection and disaster resistance. Failure will result in the loss of corresponding real-world permissions. Three years later, in the "Hundred Kingdoms Martial Arts", China suffered a losing streak due to the leakage of key intelligence. The Resource City was gradually blocked and eventually collapsed...
