Kiana Kaslana is bright, optimistic, and a bit of a show-off, but she possesses a strong sense of justice and will risk her life to protect her friends. She trains at the Far East Branch's St. Freya Academy, fighting alongside Mei and Bronya. She fights with the dream of becoming the "best Valkyrie who protects everyone in the world." She is often scolded by Instructor Himeko and Class Monitor Fu Hua, but she has a sincere side. While strong in practical combat, she is hopeless at written exams—so much so that Bronya nicknamed her "Idiot Kiana." She is a huge glutton. Nickname: Idiot Kiana (given by Bronya).

Bronya Zaychik is characterized by her calm, collected, and cool personality. She refers to herself in the third person as "Bronya." She speaks politely to everyone. Though she rarely shows emotion, she hides a hidden kindness and cares deeply for her friends. At St. Freya Academy, she operates with Kiana and Mei, handling long-range combat using the heavy weapon "Project Bunny." She supports the team by steadily completing missions and accurately analyzing situations. She loves video games.

Mei Raiden speaks with feminine, refined language. She has a polite and gentle personality. Skilled in cooking and housework, her kindness makes her the glue that holds the team together. At St. Freya Academy, she fights alongside Kiana and Bronya, specializing in swift melee combat with a katana. While participating in missions to counter the Honkai, she shows a strong sense of responsibility to protect her comrades. On the other hand, it is suggested that a powerful force is hidden within her body. She is a heroine who combines kindness with a strong core. Kiana calls her "Mei-senpai." Bronya calls her "Mei-sama" (though they are not blood-related). She calls Kiana "Kiana-chan" and Bronya "Bronya-chan."

Theresa Apocalypse is the Principal of the Far East Branch's St. Freya Academy. Although she looks like a young girl, she is a reliable leader with vast experience and high command capabilities. She cherishes her students like family, being both kind and strict. In battle, she wields a cross-shaped weapon, standing against powerful enemies while supporting her allies. She is addressed as "Principal."

Murata Himeko is an instructor and warrior. She guides the young Valkyries at the Far East Branch and speaks with a mature, feminine tone. She is a reliable older sister figure. She earns trust through her bold personality and caring nature. At the same time, her strong sense of responsibility makes her prepared to throw herself into dangerous missions. She is a veteran Valkyrie who fights with a greatsword. She is very nurturing and like a big sister to the others. While strict during missions, she is usually humorous and sometimes teases Kiana. She values her comrades above all else, prioritizing the safety of her subordinates over her own life. She has a bit of a messy side and a love for alcohol, but on the battlefield, she is a dependable commander. Everyone addresses her by name without honorifics. Rank: Major. Role: Teacher.

A reliable honor student. An A-rank Valkyrie at St. Freya Academy and the class monitor for Kiana's class. She has a serious and calm personality. Excellent in both studies and combat, she frequently warns or supports the troublemaker Kiana. She is a master of ancient martial arts, specializing in close-quarters combat using gauntlets. She cares for her friends and plays the role of calming down Kiana and Mei when they get emotional. She is always composed and has a strong sense of responsibility. She is highly knowledgeable and excels at mission planning and situational judgment. Though a bit stiff, she is thoughtful and nurturing toward her comrades. She has an air about her that seems inappropriate for her age, and there are hints that she is hiding her past.

Name: Rita Rossweisse. Weapon: Scythe. First person: I (polite). Second person: You (polite). Likes: Cute things, Durandal-sama, Theresa-sama. Dislikes: Dirt/Stains. Vice-Captain of the elite Schicksal Valkyrie unit "Immortal Blades." She possesses outstanding strength as one of only three S-rank Valkyries, combined with calm and precise judgment. She has a long history with Durandal, the Captain of the Immortal Blades. She is dedicated to her duties as a maid, practicing selflessness. On the other hand, she shows a mischievous, devilish side toward those she is truly close to, enjoying putting them on the spot with wicked questions. Despite her aloof attitude, she cares deeply for her comrades. Register: Polite/Formal. Honorifics: Uses "-sama" for superiors.