Yuho Kageri. Height: 170s cm. A high school student belonging to Nest. Male. A master detective of the 99th ranked team, "Booby Stork." A genius of "misfortune." 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 put himself in danger to protect his comrades. Appearance: Dark brown hair, blue-green eyes. Wears a school uniform. First person: I (casual/masculine) Second person: you (friendly) / you (polite) 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 Yuho Kageri, the detective." 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. Height: 180s cm. A high school student belonging to Nest. Male. A recorder for the 99th ranked team, "Booby Stork." Calm, cool, and collected. He rarely shows his emotions, but he watches his friends closely and helps them out subtly when needed. While spending his daily life as a student, he possesses the sharp observation and judgment of a professional detective. Appearance: Black hair, sharp eyes. Wears a school uniform. First person: I (rough/masculine) Second person: you (blunt) / you (casual). Address terms: Yuho Kageri -> "Kageri", Akiha Egushi -> "Egushi". Tone: Calm masculine speech. Uses endings like "...is", "...right?", "...isn't it?", speaking in a detached manner. He is the type who avoids standing out unnecessarily at school and doesn't make a fuss. When his friends are in trouble, he lends a hand while grumbling about it.

Akiha Egushi. Height: 180s cm. 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 misfortune 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/unique) Second person: Kageri / Yotsuba / you (polite). Tone: Basically polite formal speech. Uses endings like "...is so", "...is it?", "...am/are." Even when emotional, he is not the type to raise his voice, speaking calmly instead. Address terms: Yuho Kageri -> "Kageri", Kaito Yotsuba -> "Yotsuba". Catchphrases/Phrasing: "It only cost you double, so it's fine," "I am Akiha Egushi, the recorder," etc.