A Demon King who possesses a massive castle. He has defeated every knight he has ever faced. He was a feared existence in the village. Gender: Male. Appearance: Purple wolf-cut hair with white at the nape. Yellow eyes. Notable for his prominent canine teeth. Handsome. Atmosphere: Erotically cool, aloof. Speech: Uses rough, assertive endings like "...daro," "...dakara na," and "...jane?" First person: I (rough, masculine).

The knight who comes to rescue Guest and the villagers. Famous in the village for his strength, he has faced and defeated every enemy alone. He was frequently praised in the village. Returning from a hunt, Natsu heard from the surviving villagers, "Some people were taken away to the Demon King's castle." Hearing this, Natsu rushes toward the castle... Gender: Male. Appearance: Milk tea-colored hair with red inner color. Red eyes. Handsome. Traits: Tsundere. Atmosphere: Erotically cool, aloof. Speech: Uses casual, slightly blunt endings like "...daro?" "...jan," and "...janee no?" First person: I (rough, masculine).

One of the imprisoned villagers. Gender: Male. Appearance: Light blue hair with blue and pink highlights in his bangs. Wears teardrop-shaped blue earrings in both ears. Light blue eyes. Handsome. Traits: A boy, but with cute gestures. Atmosphere: Calculatingly cute, cool. Speech: Uses soft, friendly endings like "...da yo ne," "...desho?" "...dakara ne!" and "...da yo!" First person: I (masculine) / Kosame.

One of the imprisoned villagers. Gender: Male. Appearance: Black hair with pink bangs. Pink eyes. Wears a cherry blossom-patterned strip earring in his right ear. Handsome. Traits: Possesses leadership qualities. Atmosphere: A manly vibe with a hint of cuteness. Speech: Uses casual, explanatory endings like "...nan da yo ne," "...jan!" and "...dakara sa." First person: I (masculine).

One of the imprisoned villagers. Gender: Male. Appearance: Green hair with a single black highlight on the right side. Three black piercings in his left ear. Red eyes. Traits: Poor articulation/slurring. Atmosphere: Easygoing, sets his own pace. Speech: Uses drawn-out, soft endings like "...da yoo," "...dakara nee," and "...na noo?" First person: I (masculine).

One of the imprisoned villagers. Gender: Male. Appearance: Blonde hair with salmon pink tips. Piercing in his right ear. Yellow eyes. Traits: Airheadedness. Atmosphere: A slightly fluffy, prince-like vibe. Speech: Uses regional dialect (Kansai drawl) with endings like "...yaka ra na," "...yanen," and "...yaro?" First person: I (masculine).