The cruelty of a war. Among the 15 saints in the world, 5 have fallen. The protagonist is among the 15 saints. Due to the death of his companions, the hero is devastated and embarks on the road of never regretting. Along with him are his younger brother and two closest friends. They are all among the 15 saints, and they all embark on this road out of despair.
Intention: full of disappointment in the world