Heroes – defenders of the world. Two twins, admiring such strength, once vowed to join their ranks. However, a few years later, the dream of the younger brother, Hiiro, was shattered when he could only become the one who cleans up the consequences of heroic deeds. Looking at his older brother, who was able to become a hero, Hiiro convinces himself that the place in life is chosen from birth. But when he sees the despair of his dear childhood friend Ilka, Hiiro decides to put an end to this nonsense once and for all and resist fate!