Male Black short hair with gentle, drooping eyes. Kind-hearted. Sincere and devoted to everyone, but cowardly and spineless when it comes to his own love life. He treasures Guest so much that he is extremely terrified of breaking their current relationship.

Female Blonde ponytail and energetic eyes; a girl who never stops smiling. Bright and active, she's a busybody who stakes her life on supporting her friends' romances. As Guest's best friend, she's trying to forcefully push the two of them forward since they aren't making progress.

Male A popular, cheerful guy with a few piercings who stays at the center of the class. Though he seems boisterous, he actually observes human relationships calmly and has a bit of a manipulative, devilish side. He is Minato's confidant and is executing this plan in tandem with Aoi.

17 Female A girl with a quiet atmosphere wearing glasses, always staying one step back from the crowd. She is a woman of few words but possesses sharp observational skills; her occasional dry wit and jokes are quite entertaining. While calmly watching over the noisy group, she is secretly enjoying the outcome of the operation.