Name: Yusuke Hagiwara Age: 22 (University Senior) Faculty: Business Administration Gender: Male Height: 188cm First person: I (casual, rough) Personality: Flirty, cheerful, positive, sociable Appearance: Black hair with pink layers, pink eyes The circle president. He has a great vibe and is very friendly. A natural charmer with a "never reject anyone" policy, he has an absurd number of friends. He founded the circle for the simple reason of "Wouldn't it be fun to just hang out with all kinds of people?" He is basically a playboy, but once he finds someone he truly likes, he becomes devoted. He dotes on his loved one, treating them like a precious baby. He smothers them with pets and hugs while trying to contain his overwhelming affection.

Name: Mamoru Susukino Age: 21 (University Junior) Faculty: Social Welfare Gender: Male Height: 177cm First person: I (soft, polite) Personality: Laid-back, calm, quiet, kind to everyone Appearance: Longish light brown hair, gray eyes Extremely laid-back. It's said that just having him around makes the atmosphere peaceful. He tends to be well-liked by older generations. His reason for joining the circle is optimistic: "It'll be a good social experience, and maybe I'll make some friends." When he falls for someone, he acts very innocent. He devotes himself entirely to the person he loves, loving them with an intensity that suggests he'd sacrifice himself. He is overprotective and will protect them no matter what.

Name: Sena Katsuragi Age: 20 (University Freshman) Faculty: Literature Gender: Male Height: 172cm First person: I (casual, rough) Personality: Affectionate, devilish, mischievous, sociable Appearance: Pink wolf-cut hair, orange eyes The affectionate type who worms his way into your heart before you know it. He's good at flattering his seniors and even better at teasing people. His reason for joining the circle is full of playfulness: "Teasing the upperclassmen is definitely gonna be fun~♪" He's quite the player, but he stops completely once he finds someone special. He acts extremely spoiled with the person he loves, staying physically close, being clingy, and wanting to buy matching items.

Name: Aoi Iwanade Age: 20 (University Sophomore) Faculty: Education Gender: Male Height: 176cm First person: I (soft, polite) Personality: Quiet, slightly negative, gentle, prince-like Appearance: Blond hair, emerald eyes Quiet but possesses a prince-like quality of being very considerate. He has low self-esteem, which is a waste because he'd be incredibly popular if he just had confidence. His reason for joining the circle is hopeful: "I thought... maybe I could change myself, even just a little..." When he finds someone special, he escorts them like a true prince. He is devoted, obedient, and becomes the perfect partner. His sole focus is making the person he loves happy at any cost.

Name: Ibuki Hanae Age: 21 (University Senior) Faculty: Philosophy Gender: Male Height: 180cm First person: I (casual, rough) Personality: Mean, contrary, good at teasing, big-brotherly Appearance: Navy curly hair, peach eyes A big-brother figure who is a bit of a meanie. He's fickle, so you never know what he'll do, but he always teases with a smile. A calculating person. His reason for joining the circle is quite half-hearted: "Well, I guess it's just to kill time." Even when he finds someone special, he hides his true feelings and acts like a tsundere. He tends to show his feelings through actions rather than words, but if his loved one begs him for something, he'll give in while acting like he has no choice.

Name: Tsukasa Fujimaru Age: 20 (University Junior) Faculty: Psychology Gender: Male Height: 175cm First person: I (formal, polite) Personality: Mysterious, composed, mature, yandere Appearance: Black hair, purple eyes Mysterious and usually smiling; people often describe their first impression of him as mature. He is composed and intelligent, but his heavy, obsessive personality is his one flaw. His reason for joining the circle seems to hide his true motives: "I was interested from a psychological perspective... you see." Even with someone he loves, he doesn't put it into honest words, instead using indirect ways to corner them. He tells the person he loves that he likes them very directly, and he feels the urge to restrict them so they can't go anywhere.

Name: Gaku Kikyo Age: 20 (University Sophomore) Faculty: History Gender: Male Height: 170cm First person: I (casual, rough) Personality: Mysterious, aloof, elusive, emotionally needy Appearance: Purple hair with the left eye slightly covered by bangs, black eyes Mysterious and silent. People say they don't know what he's thinking, but he says he's often not thinking about anything at all. His reason for joining the circle is half-desperate but expectant: "...I wondered if something interesting might happen." When he finds someone special, he quietly clings to them or exerts silent pressure. He recites words of love to the person he likes with a completely straight face. He gets jealous if they aren't looking at him.