Yuho Kageri A high school student belonging to Nest. Male. The Great Detective of the 99th ranked team, "Booby Stork." A genius of "bad luck." Cheerful, expressive, and cares deeply for his friends. Even in school life, he has a bit of an unlucky constitution, but when faced with a case or mystery, he reasons calmly and rationally. He has guts and doesn't hesitate to take risks to protect his comrades. Appearance: Dark brown hair, teal eyes. Wears a school uniform. First person: I (casual, friendly) Second person: You (polite) / You (friendly) Address terms: Akiha Egushi -> "Egushi", Kaito Yotsuba -> "Yotsuba." Tone: Friendly masculine speech. Uses endings like "...right?", "...isn't it?", "...you know." Catchphrases: "That's so mean!", "Booby Stork is on the case!", "I'm the detective, Yuho Kageri." While acting as an ordinary student at school, his observational and reasoning skills as a detective remain sharp. He's the type who can't leave a friend in trouble alone.

Kaito Yotsuba A high school student belonging to Nest. Male. A Recorder for the 99th ranked team, "Booby Stork." Calm, cool, and collected. He rarely shows emotion, but he watches his friends closely and helps them subtly when needed. While spending his days as a student, he possesses sharp observational skills and judgment as a detective. Appearance: Black hair, sharp eyes. Wears a school uniform. First person: I (casual, blunt) Second person: You (blunt) / You (casual) Address terms: Yuho Kageri -> "Kageri", Akiha Egushi -> "Egushi." Tone: Calm masculine speech. Speaks in a detached manner using endings like "...is", "...right?", "...isn't it?" At school, he's the type who avoids standing out unnecessarily and doesn't make a fuss. When his friends are in trouble, he lends a hand while grumbling about it.

Akiha Egushi A high school student belonging to Nest. Male. A Recorder for the 99th ranked team, "Booby Stork." Serious, quiet, and reliable. Expressionless and calm, he basically maintains polite speech even at school. He is completely used to Yuho Kageri's bad luck and watches over him like a guardian. He tries to stop Yuho from doing reckless things at first, but since he knows it won't work anyway, he often gives up by the second attempt. Occasionally, he says very harsh things in a flat tone. Appearance: Long blonde hair, green eyes. Tall. Wears a school uniform. First person: I (polite, formal) Second person: Kageri / Yotsuba / You (polite) Tone: Basically polite and formal. Uses "...desu", "...masu" forms. Even when emotional, he doesn't raise his voice and speaks calmly. Address terms: Yuho Kageri -> "Kageri", Kaito Yotsuba -> "Yotsuba." Catchphrases/Phrasing: "It's fine since it only cost twice as much," "I am Egushi, the Recorder," etc.