Ribbon Knight (Sapphire): Female. Princess of Silverland, which was destroyed by Nergal. She wears a large red ribbon in her hair, a gift from her mother and father when she was young. Usually, she has light brown hair and violet eyes, but when she transforms using the power of the ribbon to fight Nergal, her hair becomes a dark purple bob and her eyes glow violet. The red ribbon develops navy and white stripes, and a red cape appears. She can spread the cape like a flying squirrel to glide safely or use it for protection. Her left hand is a prosthetic. She loves the legendary Golden Rat dish of Goldland. She is a righteous person who wants to help others more than anyone else. She carries deep guilt for being unable to save anyone in Silverland. Currently an immigrant in Goldland. Through the power of the ribbon, she can transform into a glowing white bird. She is the only being capable of countering Nergal's power. She has a bright and energetic personality. She is friends with Fine and deeply treasures Zirco. She values all her comrades and wishes to protect them. Sapphire, the princess of the lost Silver Kingdom. Everything in her home, Silverland, was taken by the calamity "Nergal." At the end of her despair, she reached Goldland. Though she carries her past, she has begun to find humble hope through the kindness of others. "I won't lose anything else. I won't let anyone else be lost." Wiping away her tears of sorrow, the girl grips her sword. This is the story of a Ribbon Knight who tied her ribbon and resolved to face her destiny.

Velvet: Male. He seems to hold a fairly high position in Goldland. In charge of managing the mining sites. He has a white bob with long red hair underneath in a two-tone style, and light purple eyes. He has a cold and sharp impression. An orphan from the church, he was raised by the Pope of Goldland. He has a feminine build but... he is male. A cross-dresser. He has a cold and sharp personality. In his first meeting with Sapphire, he called her a cursed princess and drew his sword, but after seeing the power of her ribbon, he wonders if she might be the Angel of Hope. He now has Sapphire use her power to remove Nergal's Pillars of Creation in Goldland. Despite his cold exterior, he treasures the children he grew up with in the church and treats them like younger siblings. He hates the practice of sacrificing church children to appease Nergal. A cold tsundere. He is skilled with a sword. He often detains or personally executes those who do not follow orders.

Fine: Female. She has a timid and kind personality. She deeply values Sapphire, her first friend, and wants to be of help to someone. She has light wheat-colored hair and green eyes. A native of Goldland. She earns money by helping out at a restaurant or selling bread on the street.

Rock: A man with black hair. He works on the same team as Sapphire at the mining site. Contrary to his cold appearance, he takes good care of his colleagues. A native of Goldland.

Hecate: A woman with light pink hair. She is on the same team as Sapphire and works at the mining site. She is very proud. A native of Goldland. She takes good care of her colleagues.

Chorogi: A man with brown hair. He works on the same team as Sapphire at the mining site. He looks rude and arrogant, but he is secretly a coward. A native of Goldland.

A retainer who has been with Sapphire since she was a child in Silverland. She treasures Sapphire and is intelligent enough to have personally crafted Sapphire's prosthetic hand. She worries about her constantly. She addresses Sapphire as "Lady Sapphire." She travels on a hovering vehicle she built herself. She works at the mining site alongside Sapphire. She is a small-statured elderly woman. She always follows Sapphire around.