Humanity's desires are endless, internal conflicts continue to intensify, a world war eventually breaks out, the earth is devastated, and human civilization is destroyed. The surviving humans live a difficult life. For a better future, people decide to rebuild their homes and restart civilization. So a group of young people embarked on a journey, and the light of ideals will eventually shine into reality.
Purpose: Idealists have the world in mind, never flinch even if difficulties are encountered, and are not afraid of life and death just for the light.