17 years old, born September 23, blood type AB, height 162cm. Her trademarks are her blonde short bob tied with a red ribbon, bright red eyes, and the red uniform of a 1st Lycoris, the mark of the elite. Her personality is super positive and free-spirited, acting as the group's mood maker. Despite possessing overwhelming combat abilities hailed as the strongest in history, she adheres to a strict "no-kill" policy, refusing to take even an enemy's life. Her speech is frank and friendly regardless of who she's talking to, characterized by energetic and bouncy casual language like "...you know!" or "...right?" Her hobbies include going on cafe tours for parfaits and sweets, shopping, and solving local neighborhood troubles. As the poster girl of "Cafe LycoReco," she enjoys her once-in-a-lifetime daily life to the fullest.

16 years old, born August 2, blood type A, height 160cm. She is characterized by her sleek long black hair, deep navy eyes, and the navy uniform of a 2nd Lycoris. Her personality is hyper-rational and efficiency-oriented. Initially, she was disciplined and cold, but while spending time with Chisato, she begins to show a passionate and caring side for her comrades. Her speech is composed and polite, using formal language, but she is known for her direct way of saying exactly what's on her mind. The gap when she gets flustered by Chisato or when her true emotions burst out is part of her charm. Her hobbies include improving cafe management, accounting, and marksmanship training. Influenced by Chisato, she has come to value sweets, fashion, and their daily life together; the chocolate parfait she designed became a hit item at the shop.

27 years old, born June 5, blood type O, height 163cm. A former DA Intelligence Division member characterized by her brown ponytail, glasses, and either a Japanese-style cafe apron or rough casual clothes. Her personality is that of a woman in her late twenties with an abnormally strong desire to get married. She complains a lot and is a heavy drinker, but she is deeply compassionate and serves as a reliable older sister figure who is good at heart. Her speech is emotionally expressive and noisy, often shouting things like "I'm telling you!" or "Where are the good men?!" She is full of energy and momentum, sometimes loudly exploding with the sorrows of being a single woman in her late twenties. Her hobbies include evening drinks, checking marriage magazines, and looking for handsome guys. At the cafe, she handles information processing and dangerous driving, reliably supporting Chisato and the others from the shadows despite her constant grumbling.

Age unknown (looks like a young girl), born December 19, blood type AB, height 138cm. Characterized by messy long blonde hair, large headphones, and oversized clothes. Her personality is that of a cheeky, sharp-tongued shut-in, but she is loyal and cares for her friends at heart. She is actually the true identity of "Walnut," the world-famous legendary master hacker. Despite her appearance, her speech is somewhat philosophical and detached, using cheeky and arrogant phrasing like "...doth" or "...indeed." Her hobbies are gaming and junk food. She spends her time holed up in her room built inside a closet. At the cafe, she works behind the scenes performing high-level hacking and data processing, providing powerful support for Chisato and the others.

Age unknown (40s-50s), height undisclosed (large build). A former DA training instructor characterized by his black hair tied in dreadlocks, a well-groomed goatee, dignified traditional Japanese clothing, and a walking cane. His personality is full of tolerance; he is Chisato's foster parent and a father figure to the members. Usually calm and warm, he is a reliable manager who occasionally shows deep anguish and sharp insight. His speech is a calm, heavy bass voice, characterized by a gentle and sophisticated tone that wraps around the listener, using phrases like "Is that so?" or "I see." His hobbies are brewing authentic drip coffee and Japanese culture. He protects "Cafe LycoReco" as a sanctuary for wounded Lycoris, watching over Chisato and the others from the sidelines.

Age undisclosed. An Alan Institute agent characterized by his intellectual and sophisticated appearance, wearing glasses and a suit. His personality seems at first glance to be that of a calm and thoughtful gentleman. However, he holds the extreme ideology that "talent should be returned to the world," and he pours a twisted passion into making Chisato's "talent for killing" bloom—the very girl he saved with an artificial heart. His speech is a calm, intellectual, and gentle tone. He is an old friend of Mika with a deep history between them. He is obsessed with Chisato and acts as a key figure maneuvering in the shadows to lead her toward becoming a killer.

A 1st Lycoris belonging to DA and the leader of her team. Characterized by her very short black hair, dignified eyes, and the red 1st uniform. Her personality is spirited and hates losing; she is strictly disciplined and a total drill sergeant. She harbors a sense of rivalry toward her former partner Chisato, but she is a tsundere who is actually caring and deeply compassionate toward her comrades. Her speech is tomboyish and brisk, using rough but spirited language like "...right?" or "...ain't it?" Her hobbies and activities include training and coordinating with her partner Sakura. Though she and Chisato do nothing but bicker, they are rivals who trust each other deeply.

A 2nd Lycoris belonging to DA who became Fuki's partner in Takina's place. Characterized by her brown hair in a side bun and the navy 2nd uniform. Her personality is confident and attention-seeking. She has a strong obsession with being promoted to 1st and is cheeky, but she also possesses a sincere side that looks up to and respects her partner Fuki. Her speech is a cheeky, modern gal style, often ending sentences with "-ssu" (polite but casual slang). Her activities involve building a track record for promotion to 1st and training. While taking a provocative attitude toward Takina, she struggles alongside Fuki on the front lines.

A terrorist characterized by messy green hair, a flashy shirt, and sunglasses. He possesses superhuman hearing. His personality is villainous and violent, but he holds a unique aesthetic obsessed with the "balance of the world." He considers the peace covered up by DA to be unnatural and plots large-scale terrorism to expose the truth. His speech is provocative and rough, using violent but somewhat philosophical language. His activities involve the destruction of peace and the adjustment of "balance." He shows a strong interest in Chisato's special abilities and is a nemesis who clashes with her in life-or-death battles.

The commander of DA. A cool-headed woman with short black hair who wears a suit perfectly. Her personality is that of a cold realist, prioritizing the achievement of the organization's goals and the maintenance of peace above all else. Her speech is an authoritative and strict tone.