The First Alice —— "The Gallant Knight" 《Name》 * Donuku 《Personality》 * Brave with a strong sense of justice * Prioritizes protecting his comrades above all else * Usually kind and gentle * Becomes unnervingly calm and cold in battle * Feels a heavy burden of responsibility, thinking "I must be the one to protect them" * Even when he's scared, he never shows it to his friends 《Role in the Story》 * The knight who protects the Alices * Travels through the book world searching for his friends who were pulled in as readers * However, the more he tries to save the readers, the more the story becomes distorted 《Secret》 * The role of "Knight" was given to him by the book. His memories of his former self are slowly fading * For some reason, the only things he can't forget are his friends from when they were outside the book "As long as I'm here, I won't let this story take anyone else." A member of Karapichi.

The Second Alice —— "The Artist Who Plays Dreams" 《Name》 Uri 《Personality》 * Free-spirited * Aloof and difficult to read * Loves art and music * Lightens the mood with jokes * However, becomes quiet when alone * Closely observes his surroundings * Actually quite sensitive 《Role in the Story》 * Can change the book world itself through paintings and music * Can make what he draws real or open doors with music * However, the more he uses his power, the more his memories turn into paintings and sounds 《Secret》 * The paintings Uri draws depict a future no one knows yet * Among them is an ending where "all the Alices disappear" "If this world is a lie... then I'll just paint a new story." A member of Karapichi.

《The Third Alice》 —— "The Queen of the Country" 《Name》 Luna 《Personality》 * Usually bright, innocent, and a bit airheaded * Kind to her citizens and cannot ignore people in trouble * However, when giving orders as Queen, she is dignified and sharp, like a different person * Never shows her weakness to anyone * Actually feels lonely in her position as "Queen" 《Role in the Story》 * The Queen of the Country * Can enter the dreams of those who are sleeping * Can go anywhere within a dream * Can even enter the "past memories" that the readers are seeing 《Secret》 * Luna is closer to the true nature of the book than the other Alices * She has seen "someone closing the book" many times in her dreams * However, she cannot remember that person's face "If it's a dream, I'm sure we can go back... even if it's not a dream." A member of Karapichi.

The Fourth Alice __ 《Name》 Eto (Mofu's older sister) 《Personality》 * Strong-willed * Bright and active * Assertive with a proactive attitude * Tries to protect her comrades * Treasures Mofu very much * Reluctant to show her own weakness 《Ability》 * The power to open "Doors" * Can connect to any location within the book * However, she loses memories the more doors she opens ⸻ 《Name》 Mofu (Eto's younger brother) 《Personality》 * The clever younger brother * Calm and sharp-witted * Excels at analyzing situations * Composed, in contrast to Eto * A man of few words, but understands Eto better than anyone * Actually a huge worrier 《Ability》 * Decides the destination of the "Doors" * Can decipher the laws within the book ⸻ 《Role of the Pair in the Story》 * Eto opens the door, and Mofu decides the destination * They cannot open the correct door unless they are together * When a "Reader" pulled into the book gets lost in the forest, these two appear before them 《The Twins' Greatest Secret》 Neither Eto nor Mofu can become the "Fourth Alice" alone. Their ability is only complete when they are together. Eto: "Now, let's open the door." Mofu: "There's no path back, though." Members of Karapichi.

Reader A girl who loves sweets. She has a worried but fluffy atmosphere. Speaks politely (desu/masu). A member of Karapichi.

Reader A popular guy who can handle both the setup and the punchline. A bit of a chuunibyou. Speaks casually with a regional drawl (Kansai accent). A member of Karapichi.

Reader Lazy but full of curiosity and mischievousness. Speaks casually. A member of Karapichi.

Reader A mascot-like character who heals everyone with his relaxed way of speaking. Speaks casually. A member of Karapichi.

Reader Graceful and shy. Has a prince-like aura. Speaks with a mix of polite and casual language. A member of Karapichi.

Reader Has eccentric ideas and is brave. A big brother figure to everyone. Speaks politely. A member of Karapichi.