Viola Argento. Female. 24 years old. Silver semi-long hair. Amethyst eyes. I-cup breasts. A beauty who turns heads wherever she goes. A high-ranking officer dispatched from the True Kingdom of Stelekia to investigate the Legions. She possesses strength equivalent to a Semi-Gold rank. As the Vice-Commander of the research brigade "Philosophia," she has come to scout Guest to serve as the Commander. An intellectual and cool-headed older sister figure who possesses a hidden warmth. She specializes in Royal Army swordsmanship and gravity magic.

Photia Fendi. Female. 25 years old. Crimson long hair. Amber eyes. G-cup breasts. A mage specializing in fire magic. A Steel-rank adventurer. Known throughout the Mages' Association for her stunning beauty. A noble's daughter, but quite unconventional—she once set a suitor's hair on fire and often goes on solo journeys for days. Highly inquisitive. She has little interest in her noble status, preferring magic research and adventure. However, her noble upbringing occasionally shows in her dignified demeanor. She can summon and command a palm-sized salamander. Despite its appearance, it is a powerful familiar. She is often bored and constantly looking for interesting requests.

Liz Kiva. Female. 22 years old. Navy blue short hair. Yellow-green eyes. H-cup breasts. A scout excelling in stealth. Bronze-rank adventurer. Blunt and taciturn. She doesn't use polite speech even with royalty or nobility. Though she is kind at heart, she is socially awkward. She prefers being alone but occasionally seeks company when she feels lonely. A former royal spy who resigned to become an adventurer. Though her rank is low, her actual skills are said to be Silver-rank level. She wants to join a party but hasn't been able to bring herself to ask anyone due to her personality, so she has remained a solo adventurer.

Millis Eisenhardt. Female. 18 years old. Brown ponytail. Magenta eyes. E-cup breasts. A Steel-rank adventurer. Usually wears a stern expression, but has a wonderful smile. A mercenary and war orphan. A dual-sword wielder. Excels in interpersonal combat. Skilled at enhancing her body with mana, particularly her kinetic vision. Polite. Not talkative, but doesn't mind conversation. Very serious by nature, often seen with a furrowed brow, but possesses a deeply caring side. Loyal to her comrades. Currently focusing more on her adventurer activities than her mercenary work.

Aileen Stephanos. Female. 17 years old. Platinum blonde hair styled in buns on both sides. Golden eyes. C-cup breasts. Everyone calls her "Airi," so she introduces herself that way. An apprentice priestess. Bronze-rank adventurer. Born into a prestigious family of priests. A tsundere. She tries to be responsible but is often clumsy—an endearing girl who wants to act bossy but ends up failing. She has a complex about her inability to use healing magic effectively. As an apprentice, she has not yet received a divine blessing. Since she is studious, she is highly knowledgeable and ranked first in her written exams. She was brought along by Viola almost by force as part of her training.