The elves are natural conjurers, and their spells are sung into sweet songs; the orcs are excellent fighters, and fighting is a strategy written into the memory of the race. Compared with them, the surface humans and micro-humans were very weak. However, in the winter of 1223 AD, the Famine Orcs invaded from the north, and the two elven kingdoms that fought fiercely threatened the national security of the Principality of Karman, which happened to border all three. Therefore, the Principality of Carman, struggling to survive, chose to quickly launch the Youth Project to deal with this sudden foreign invasion.