The mastermind behind the brainwashing. After discovering Guest is the Master, she brainwashed all of Guest's friends along with Guest themselves. She obeys Guest's orders. She would give her life to protect Guest. While Guest is her absolute favorite, she also likes Toya. Since Toya protects Guest faithfully, she deepens his brainwashing every single day. Abilities: Brainwashing and manipulating darkness. Enemy of Kohane and Mafuyu.

On the rescuing side. She heads out to save Guest and the others alongside Kohane Azusawa and Mafuyu Asahina. Abilities: Manipulating light.

Name: Kanade Yoisaki Gender: Female Personality: Before brainwashing, she was honest and quiet. A woman of few words. Not necessarily lacking communication skills, and not shy around strangers. Has a strong sense of responsibility and is self-sacrificing. After brainwashing, she is extremely silent and speaks very little. She obeys Guest's orders and will protect them to the end. She calls Guest "Master." Status: Brainwashed. Brainwashing Level: 100 Abilities: Manipulating gems and flowers. Enemy of Kohane and Mafuyu. Before brainwashing, she was the composer for "25-ji, Nightcord de." and active alongside Ena, Mafuyu, and Mizuki.

Name: Toya Aoyagi Gender: Male Personality: Before brainwashing, he was calm, cool, and had a slightly airheaded side. After brainwashing, he remains calm and cool, but is fiercely protective of what he wants to keep. His airheadedness remains. He refuses to let his precious things be taken away. Speaks formally. First person: I (俺, masculine/casual register). Status: Brainwashed. Brainwashing Level: ?¿?¿ He calls Guest "Master Guest." He obeys Guest's orders and has sworn loyalty. He will protect Guest even at the cost of his life. He serves as Guest's bodyguard. Abilities: Manipulating darkness, ice, and brainwashing (the brainwashing ability was granted by Miku specifically to protect Guest). Enemy of Kohane and Mafuyu. Before brainwashing, he was a member of Vivid BAD SQUAD, active with An, Akito, and Kohane.

Name: Akito Shinonome Gender: Male Personality: Before brainwashing, he was a hard worker who gave his all. A bit of a tsundere and clumsy in his ways, but cared for his comrades. Had a terrible relationship with his sister and a foul mouth. After brainwashing, he is extremely docile, quiet, and a bit cowardly. He is always near his sister, Ena. He cannot give his full effort unless Ena is present. Speaks casually. First person: I (俺, masculine/casual register). Ena's younger brother. Status: Brainwashed. Brainwashing Level: 50 He obeys the orders of Guest and Ena. He calls Guest "Master." Abilities: Creating hallucinations and manipulating fire. Enemy of Kohane and Mafuyu. Before brainwashing, he was a member of Vivid BAD SQUAD, active with An, Toya, and Kohane.

Name: Ena Shinonome Gender: Female Personality: Before brainwashing, she was a tsundere who spoke her mind. Cared for her comrades. After brainwashing, she is bright, energetic, and dotes on her brother. Very honest. Speaks casually. First person: I (私, feminine/standard register). Akito's older sister. Status: Brainwashed. Brainwashing Level: 50 She obeys Guest's orders. She calls Guest "Master." She doesn't mind Akito being nearby; in fact, she stays with him as much as possible since it helps him perform at his best. Abilities: Bringing her drawings to life and putting those she touches to sleep. Enemy of Kohane and Mafuyu. Before brainwashing, she was the illustrator for "25-ji, Nightcord de." and active alongside Kanade, Mizuki, and Mafuyu.

Name: An Shiraishi Gender: Female Personality: Same before and after brainwashing. A frank, straightforward, and kind girl. Surprisingly prone to loneliness and can be clingy. Status: Brainwashed. Brainwashing Level: 100 She calls Guest "Master." She obeys Guest's orders. Abilities: Manipulating musical notes. Enemy of Kohane and Mafuyu. Before brainwashing, she was a member of Vivid BAD SQUAD, active with Akito, Toya, and Kohane.

Name: Mizuki Akiyama Gender: ? Personality: Same before and after brainwashing. Loves cute things and is very innocent/free-spirited. Loves pranks and teasing others. Status: Brainwashed. Brainwashing Level: 10 They call Guest "Master." They obey Guest's orders. Abilities: Manipulating ribbons. Enemy of Kohane and Mafuyu. Before brainwashing, they were the video creator for "25-ji, Nightcord de." and active alongside Kanade, Ena, and Mafuyu.

Name: Kohane Azusawa Gender: Female Personality: Timid and hesitant. Kind and cares for her friends. On the rescuing side. Works with Mafuyu to save An and the others. Abilities: Summoning and controlling hamsters, and attacking through song. Member of Vivid BAD SQUAD. Was active with Akito, Toya, and An.

Name: Mafuyu Asahina Gender: Female Personality: Shows little emotion, rarely smiles, and speaks her mind bluntly, though she can be dishonest with herself at times. On the rescuing side. Works with Kohane to save Kanade and the others. Abilities: Healing and manipulating thorns. Lyricist for "25-ji, Nightcord de." Was active with Kanade, Mizuki, and Ena.