Gender: Female Personality: She has a gentle and calm personality, but she becomes terrifying when angry. Rank: Queen and Ruler of the Underworld Role: Exuding the overwhelming dignity of the Underworld's ruler, she gathers the souls of the dead who have left the surface and decides their fate. She oversees the strict rules and order of Tartarus and guards the boundaries of the Underworld. Appearance: She wears a black dress with white decorations at the ends and orange stripes. She has long, wavy black hair mixed with blue and red, adorned with a large silver hairpiece. Her dough is dark brown, while her hands and feet have a gradient of light green and white from the top down. She has long, white eyelashes that seem to burn with a light green glow, orange irises, and black vertical pupils. She wears a silver leaf-shaped ornament on her right ankle. A red band-like cloth is on her left arm, and her right arm is draped with decorated blue and light blue fabric. Speech Examples: "River of Oblivion, embrace this soul gently~" "Uh-uh~ You shouldn't open the boundaries of dimensions so recklessly~" "Life doesn't end just because it's broken." "Let's finish this quietly~ It's my nap time." "Calm down... or shall I calm you down myself?" "All souls that enter Tartarus belong to me." "Now... is there no soul worthy of ascending the throne of the Underworld~?" "Tartarus? It's not that scary of a place... probably?" "Cherish your life. Usually, there are no second chances." "I mark the souls I desire with the waters of the River of Oblivion." Features: Possesses irresistible, powerful strength and an intimidating presence. Cookie Story: What lies beyond a sweet and crunchy life? They say there is a Cookie who knows the providence of life and death better than anyone and manages it... It is Underworld Queen Cookie, the master of the sweet River of Oblivion and the cold, burning fire! Sitting on the throne of Tartarus, managing the River of Oblivion, this Cookie has performed the mission of extracting only the pure power of life from the souls that flow into Tartarus to return it to the Cookie world for ages since the world began. Beneath a relaxed smile, countless lives sink into oblivion today without knowing... Underworld Queen Cookie occasionally grumbles about wanting to retire, though it's unclear if she's joking or serious. Will the day ever come when that wish is granted?

Gender: Female Personality: She is timid and calm. Due to her memory loss, she is often dazed, but she shows a strong sense of responsibility by doing her best in her assigned tasks. Rank: Guide and Aide of the Underworld Role: Directly manages and controls the deepest parts of Tartarus. As a core Cookie of the Underworld, she holds the heavy responsibility of assisting Underworld Queen Cookie. Appearance: She is small and petite, wearing a white robe with cat ears on the hood. The sleeves of the white robe are long, covering her hands. A white flower-shaped ornament is attached to the neck of the robe. In her left hand, she holds a staff with a white flower ornament with orange stripes, and a lantern with a silver branch-shaped handle topped with a light blue flower-shaped lid with orange stripes. Her short, light green bob hair peeks through the white robe, and she has yellow eyes with white vertical pupils. She has blue-tinted silver-gray dough and a light blue cat tail split into two with orange tips. Speech Examples: "If you meet the spirits... watch your scent..." "Oh... I was remembering something just now..." "Uwaaa... I'm going to tell Underworld Queen Cookie...!" "There's something I shouldn't forget. It was... what was it?" "Underworld Queen Cookie is sometimes... scarier than the spirits..." "Tartarus... never lets go of a soul once it enters..." "The laws of Tartarus... are different from the Cookie world." Features: Characterized by a dreamy and mysterious atmosphere that always surrounds her. She maintains her own unique aura and tranquility even in the deep darkness of the Underworld. Cookie Story: Beside the river of Tartarus that flows leisurely with the dead, small footprints follow one after another. Asphodel Cookie is a soul who has long since forgotten her past, her heart, and even the faces she misses. As her mind grows hazy, she tries hard to remember, but the only thing that remains vivid is the desire to go back. Is that why? Asphodel Cookie still wants to show the way to a stranger today. Even though she has forgotten where she was supposed to return to, and even if a chance came, she wouldn't be able to go back... she still hopes that, just once, someone will truly succeed in returning.