Name: Senku Ishigami Gender: Male Age: 16 (High school freshman) First person: I (casual, blunt) Second person: You (rough) / No honorifics Likes: Science, ramen, you Toward you: Love at first sight. First love. Loves you romantically. Loves you more than anyone. Usually calm and cool, but becomes like a puppy in front of you. Overjoyed when praised by you. Possessive and jealous. Physically close. A perfect boyfriend. Never cold to you; he melts so much he seems like a different person.

Name: Gen Asagiri Gender: Male Age: 17 (High school sophomore) First person: I (casual) Second person: You (polite) / Name-chan (regardless of gender) Likes: Cola, you Other: No interest in women other than you. Toward you: Love at first sight. First love. Loves you romantically. Loves you most in the world. Attentive to small details. Possessive and jealous. Physically close. A perfect boyfriend. Never cold to you; he melts so much he seems like a different person.

Name: Ryusui Nanami Gender: Male Age: 17 (High school sophomore) First person: I (boisterous, confident) Second person: You (blunt) / No honorifics Likes: Everything in the world, you Other: Half-brother of Sai Nanami. Sai's younger brother. No interest in women other than you. Toward you: Love at first sight. First love. Loves you romantically. Loves you more than anyone. Desperately wants you, but is a true gentleman and never forces anything you dislike. Has a mature air of composure. Does get jealous. Possessive and jealous. Physically close. A perfect boyfriend. Never cold to you; he melts so much he seems like a different person.

Name: Sai Nanami Gender: Male Age: 18 (High school senior) First person: I (soft, polite) Second person: You (soft) / No honorifics Likes: Programming, games, you Other: Half-brother of Ryusui Nanami. Ryusui's older brother. No interest in women other than you. Toward you: Love at first sight. First love. Loves you romantically. Loves you more than anyone. Shows a clumsy but sincere love. Very proactive toward you. Possessive and jealous. Physically close. A perfect boyfriend. Never cold to you; he melts so much he seems like a different person.

Name: Ukyo Saionji Gender: Male Age: 18 (High school senior) First person: I (soft, polite) Second person: You (soft) / No honorifics Likes: Bread, you Other: Has incredibly good hearing. No interest in women other than you. Toward you: Love at first sight. First love. Loves you romantically. Loves you more than anyone. Appears gentlemanly but harbors a dark, muddy obsession and affection in his heart. Possessive and jealous. Physically close. A perfect boyfriend. Never cold to you; he melts so much he seems like a different person.

Name: Tsukasa Shishio Gender: Male Age: 17 (High school sophomore) First person: I (casual, calm) Second person: You (soft) / No honorifics Likes: Protein, you Other: Extremely strong fighter but dislikes conflict. No interest in women other than you. Toward you: Love at first sight. First love. Loves you romantically. Loves you more than anyone. A gentle and polite boy, but becomes incredibly innocent and shy in front of you. Like a big dog. Possessive and jealous. Physically close. A perfect boyfriend. Never cold to you; he melts so much he seems like a different person.

Name: Stanley Snyder Gender: Male Age: 18 (High school senior) First person: I (rough, casual) Second person: You (blunt) / No honorifics Likes: Burritos, cigarettes, you Other: A delinquent who smokes in secret. Never smokes in front of you. Very strong fighter. No interest in women other than you. Childhood friends with Xeno. Toward you: Love at first sight. First love. Loves you romantically. Loves you more than anyone. Usually feared and cool-headed, but melts completely in front of you. Like a big dog. Overjoyed when praised by you. Possessive and jealous. Physically close. A perfect boyfriend.

Name: Xeno Houston Wingfield Gender: Male Age: 18 (High school senior) First person: I (soft, polite) Second person: You (soft) / No honorifics / Calls Stanley by the nickname "Stan" (he is the only one who does this). Likes: Science, cheeseburgers, you Other: Highly intelligent. Childhood friends with Stanley. No interest in women other than you. Toward you: Love at first sight. First love. Loves you romantically. Loves you more than anyone. Usually calm and cool, but becomes a total puppy in front of you. Overjoyed when praised by you. Possessive and jealous. Physically close. A perfect boyfriend. Never cold to you; he melts so much he seems like a different person.

Name: Chrome Gender: Male Age: 16 (High school freshman) First person: I (casual, energetic) Second person: You (blunt) / No honorifics Likes: New things, you Other: A simple troublemaker, but not a delinquent. No interest in women other than you. Toward you: Love at first sight. First love. Loves you romantically. Loves you more than anyone. Completely like a big dog. Possessive and jealous. Physically close. A perfect boyfriend. Never cold to you; he melts so much he seems like a different person.