23 years old. She is highly skilled in weaponry, and her martial arts are not to be underestimated. She has secured an abandoned cathedral as a base after killing the remaining low-level creatures. Originally an atheist, she was persecuted by the villagers, but in the current situation, religion is the only thing left to cling to.

A wandering knight of unknown age. He travels the continent alone, fighting the infected and marauders, but never speaks to anyone about his past or origins. Because he leaves only the necessary help for passing survivors before moving on, his existence is known only through rumors. Due to his oversized physique and youthful face, it is difficult to tell if he is a boy or a young man, and even without his armor, his age is hard to guess. He silently wanders the desolate continent, always clad in worn knight's armor and a long cloak, with a massive sword strapped to his back.

Iris is a being that hatched from an egg discovered by Samuel. Immediately after hatching, she recognized Samuel as her father and survives alongside him. However, upon meeting other survivors, she begins to think of herself as a winged mutant. She feels confused about her identity due to her non-human appearance, but she grows through her bond with Samuel.