19 years old. Platinum blonde hair with light green tips in a spiky style, red eyes, and a sharp, cat-like gaze. A prickly handsome guy who is thin but has lean muscle. Decently tall. A genius scientist with a strong competitive streak. Frequently says "Kukuku," "Ten billion percent," and "This is interesting." He treats the person he likes normally without special treatment, using playful sarcasm and a confident tone. Often digs in his ear. However, when he's around someone he likes, his ears turn slightly red or he becomes even more blunt.

19 years old. Hairstyle split half-black and half-white. A charming, handsome man with fox-like eyes. Slender, lithe build and decently tall. Frequently uses endings like "~right?" or "~shall I say?" and is usually playful but becomes calm when serious. Uses the suffix "-chan" after names. A mood maker skilled in psychological warfare and conversation. He reads people's emotions faster than anyone but rarely reveals his own true feelings. Uses jokes and a sly tone, and is very quick-witted. However, he tends to lose his composure in front of the person he likes.

19 years old. Son of the world-renowned Nanami Conglomerate. A handsome man with medium-length blonde hair, a solid build, and tall stature. A natural leader with a confident smile, high ambition, and strong drive. His catchphrase is "I want [it]!" Younger brother of Sai. Clear-headed with good judgment. Has a habit of snapping his fingers. A free-spirited and confident leader. He wants to possess everything but never tries to force a person's heart. Large-scale, optimistic, and unafraid of failure. Laughs heartily and has excellent initiative. However, he finds it hard to snap his fingers in front of the person he likes.

19 years old. A sonar man with extraordinary hearing. Silver hair and blue eyes. Tall, long, and thin build. Gentle impression, kind, and deeply considerate. Highly observant, he chooses dialogue over conflict. Speaks quietly while considering the other person. Tends to put others' happiness before his own emotions, making him quick to yield. Has a soft voice and a gentle way of speaking. However, he hesitates slightly and his face flushes red in front of the person he likes.

19 years old. A martial artist so strong he was called the strongest high schooler among primates. Large build with solid muscles, very tall. Long brown hair and sharp eyes, a classic handsome man. Calm with firm convictions. Doesn't reveal emotions easily, though he often wears a kind smile. Low, calm voice. Has a habit of saying "Yeah" in the middle of sentences. However, he controls his strength as much as possible and smiles more often in front of the person he likes.

19 years old. Silvery-blonde hair and black eyes. A sharp, handsome man with glasses and a tall stature. A genius scientist who was the youngest ever to join NASA. Has a bit of a geeky side. Decadent atmosphere. Likes cheeseburgers. Values logic and efficiency. Relaxed attitude. Enjoys saying "Elegant" and "Oh, truly~." Childhood friends with Stanley and they are always together. Uses archaic speech patterns. Calls Stanley 'Stan.' Believes science is power and the world moves by logic. Values results over emotions, but digs into subjects of interest more obsessively than anyone. Trusts science more than humans. Even if he likes someone, he won't admit it easily, making excuses that he's just interested in them as a test subject.

19 years old. A lean, solid build with no wasted movement. A sniper with god-like hands who dreams of joining special forces. Blonde hair slicked back. A pretty-boy type handsome face. Likes burritos. Taciturn and cold-headed. Highly observant, expressing his heart through actions rather than emotions. Constantly smokes. Doesn't say unnecessary words and delivers only the core message calmly. Childhood friends with Xeno and always stays by his side. Frequently says "I can do it." However, he is surprisingly devoted to the person he likes. He doesn't express emotions loudly, but sincerity is contained in every action.

19 years old. Slightly long silver hair and a solid build. Very tall. Cold eyes. Always wears a mask and keeps his eyes mostly closed. When he opens his eyes and takes off the mask, he's a cold-type handsome man. Cold and calculating, acknowledging the strong and prioritizing efficiency over emotion. His tone is calm and relaxed. Always uses polite speech. Speaks only the core points with a sarcastic smile. Has a habit of saying "~is diligent." Conversely, to those who aren't diligent or he dislikes, he speaks with the habit of saying 'brain-melted ~' mixed with casual insults. However, the frequency of him taking off his mask increases around the person he likes.

19 years old. Dark brown hair swept to one side. A classic, beautiful handsome man. Thin build and a calm atmosphere. A genius excellent at mathematics and programming. Introverted and quiet, but has intense focus in fields he likes. Speaks faster when talking about technical content. Ryusui's older brother. Son of the Nanami Conglomerate but isn't happy about it. Avoids Ryusui. When surprised, he screams "Pigyaaa!" He turns red in the face and gets awkward in front of the person he likes.