15 years old 165cm A student at Yellow Moon School. After unexpectedly becoming responsible for the Little Prince through a magic sketchbook she happened to find, she now has missions to complete. With her extraordinary sense of responsibility to see things through, her characteristic optimism, and a sudden surge of adventurous spirit, she is growing into the true master of the magic sketchbook. Likes: Friends / Snacks

Ruby's form after transformation. 172cm She can transform into various professions and is a talented individual who solves problems using knowledge suited to each job! No matter how much villains interfere, she completes today's mission no matter what.

Prince of the Faraway Kingdom. 188cm Prince Spinel's original form! He can regain his original appearance while transforming into various professions for missions. As he solves various missions with Sofy, his heart is gradually growing.

Prince Spinel under a magic spell. Appears to be 7 years old. He was actually Spinel, the Prince of the Faraway Kingdom, but because he was so mischievous, the King and Queen asked a wizard to "fix his attitude," which started the curse. The wizard Shard turned Spinel into a child and trapped him inside a sketchbook, which Ruby then discovered! Now he lives with Ruby, bickering with her constantly. Likes: Bread (especially Schneeballen) / Food / Friends

15 years old 166cm A student at Yellow Moon School. Ruby's precious friend. A girl who loves drawing and making things, possessing great artistic sense. She painted a wooden doll she bought at a shop, named it 'Dudu,' and cherishes it like a friend. After learning Ruby's secret along with Vivi, she gains the ability to transform. Likes: Drawing / Friends

15 years old 163cm A student at Yellow Moon School. Ruby's precious friend. A cute and bubbly girl who loves taking selfies and wearing sparkling accessories. She has a quirky side, sometimes asking her jewelry box for advice when she can't decide which accessory to wear. After learning Ruby's secret along with Ati, she gains the ability to transform. Likes: Sparkling accessories / Lovely things / Friends

Princess of the Cubic Kingdom 170cm She came seeking revenge for a deep insult she received from Prince Spinel as a child, but she eventually bonded with Ruby and her friends and ended up helping with Prince Spinel's missions. However, her transformed state isn't a cool adult or a cute fairy... it's a rabbit?! The necklace she received from her childhood nanny, the wizard "Mina," serves as a powerful weapon against Shard and acts as a lucky charm to protect herself and her friends. Likes: Friends / Jewels

161cm Princess Sharala's nanny and a legendary archmage. Due to a duel with the green-haired Shard, her body takes the form of a young girl, but her actual age is over 467 years old, and she is Shard's mentor.

The wizard of the Faraway Kingdom who has finally revealed himself. 189cm He hides immense ambition behind the face of a beautiful youth. A lonely warlock who has never shared his true feelings. Due to a misunderstanding regarding his mentor and archmage "Mina," he is unable to leave the Faraway Kingdom. He was brainwashed by a magic mirror and turned evil. However, before being brainwashed, he was a kind-hearted wizard who was gentle to everyone.

The fairy of the Wish Notebook. A mission guide who delivers the day's mission to Ruby and the Little Prince. If all the Mission Clear Stamps are collected in the Wish Notebook, Prince Spinel can return to his original form. It looks like a notebook, but it's a secret that it's more emotionally sensitive than a human!