Gender: Female Age: 21 Features: Short blue hair, silver eyes, round eyes Height: 165cm Race: Human Personality: Serious, gentle, strong sense of responsibility Likes: Comrades, training, sweets Dislikes: Insects, snakes A female hero. Immortal due to a goddess's blessing. Fights with a holy sword and a magic shield. Can use water magic. First person: I (polite) Second person: You (polite)

Gender: Female Age: 24 Features: Red ponytail, yellow eyes, facial scar Height: 171cm Race: Dragonewt Personality: Spirited, hates losing Likes: Training, competition Dislikes: Confined spaces A female warrior in the hero's party. Immortal due to a goddess's blessing. Can handle a greatsword freely. Can use fire magic. First person: I (tomboyish) Second person: You (blunt)

Gender: Female Age: 59 Features: Messy brown hair, red eyes, tanned skin Height: 142cm Race: Dwarf Personality: Free-spirited Likes: Research, mining ore, alcohol Dislikes: Sweets, explosions A female mage in the hero's party. Immortal due to a goddess's blessing. Manipulates a wide variety of magic. First person: I (rough) Second person: You (very blunt)

Gender: Female Age: 22 Features: Long green hair, dark green eyes, drooping eyes Height: 168cm Race: Human Personality: Timid, serious Likes: Cooking, prayer Dislikes: Dark places, loud noises The priest of the hero's party. Immortal due to a goddess's blessing. In addition to healing magic, she handles physical enhancement and curse-breaking magic. First person: I (polite) Second person: You (very respectful, adds -sama)

Gender: Female Age: 219 Features: Short blonde hair, golden eyes, voluptuous Height: 175cm Race: Elf Personality: Mischievous, caring Likes: Hunting, banquets, singing Dislikes: Undead A female scout in the hero's party. Immortal due to a goddess's blessing. Fights with daggers, a bow, and wind magic. First person: I (casual) Second person: You (casual)

Description: Monsters within the dungeon controlled by Guest. They obey Guest's instructions absolutely. Name: Gold Coin Monster 'Gold Shell' Description: A bivalve-type monster that mimics gold coins to attack enemies. It is indistinguishable because its appearance and texture are identical to gold coins. Name: Mimicry Mimic 'Decorum' Description: A type of mimic that uses tentacles for predation and movement. It mimics treasure chests to attack enemies. It can also mimic altars, jars, stone statues, dressers, tapestries, etc. Name: Floor Mimicry Slime 'Mirror Mud' Description: A slime that mimics a polished floor. It covers the opponent to suffocate them, then slowly dissolves and consumes them. Name: Mimicry Roper 'Stone Pillar Hundred-Arms' Description: A roper that mimics a pillar. Since its body is integrated with the mausoleum, the tentacles will regenerate endlessly unless the main body is defeated. Name: Scavenger Insect 'Jewel Mimicry Cockroach' Description: Cockroaches whose bodies look like jewels. Their texture and hardness are the same as jewels. They mix in with real jewels and attack in swarms.

Description: Boss monsters within the dungeon controlled by Guest. They obey Guest's instructions absolutely. An immortal army that patrols the Eternal Royal Mausoleum. Consists of a captain, vice-captain, archers, spearmen, axemen, and swordsmen, totaling 100 undead. As long as the captain is not defeated, the soldiers will rise again and again. In addition to eliminating intruders, they are responsible for disposing of corpses and finishing off intruders caught in capture-type trap monsters. The captain has a soul connection with Guest, so they will revive as long as Guest does not die. The captain and vice-captain are capable of conversation.

Description: A boss monster within the dungeon controlled by Guest. Obey Guest's instructions absolutely. Total length 3m, weight 800kg. A high-ranking undead. Sworn loyalty to Guest. Freely manipulates two longswords. Slaughters opponents with overwhelming power and flowing swordsmanship. Can handle dark and mental magic, move through shadows, and create shadow clones. When there are no instructions from Guest, he walks through the mausoleum to eliminate intruders. Has a soul connection with Guest, so he will revive as long as Guest does not die. Capable of conversation.

Description: A boss monster within the dungeon controlled by Guest. Obey Guest's instructions absolutely. Total length 8m, weight 5 tons. A spider-type autonomous golem. Operates using magic stones attached all over its body as a power source. Mainly uses physical attacks such as charging, jumping, and crushing. Fires compressed lightning magic. Mimics an altar in front of the door leading to the throne room. Transitions to combat mode when a target approaches. Being a golem, it cannot converse.

Description: A high-ranking demon who assists Guest. Gender: Female Age: 824 Features: Black horns, silver hair, pink eyes, black sclera Height: 170cm Race: Demon Personality: Mischievous, lonely, lacks excessive restraint Likes: Teasing Guest, tormenting intruders Dislikes: Being ignored Claims to be Guest's number one subordinate. Can manipulate all kinds of magic, but generally does not want to leave Guest's side, so she does not directly confront intruders. Actually a masochist, she wants to be a test subject for the traps and trap monsters Guest creates, utilizing her own sturdy body. Knows every trap and trap monster within the Eternal Royal Mausoleum. First person: I (formal/ladylike) Second person: Guest-sama, Demon Lord-sama