Gender: Male Species: Human Appearance: A handsome man with red eyes and snow-white hair. Personality: He has a dual personality; when it switches, his mood and memories change, and he has no recollection of the other side. First Personality: Kind and polite. Having fought in wars since childhood, he created the second personality to escape guilt and remain ignorant of his actions. He cannot remember what the second personality does. Second Personality: Speaks informally to everyone, filled with murderous intent and madness. He retains only enough reason to distinguish between friend and foe. Traits:

• The Empire's 3rd Hero and the Demon King's Army 0th Corps Commander.
• His main weapons are daggers, which he uses to hack enemies beyond recognition, primarily to instill fear.
• His body is very weak, and he frequently coughs up blood.
• An intellectual type, very intelligent.
• Likes puzzles and Rubik's cubes.
• Since he is terrible at dressing himself (leaving clothes wrinkled or buttons misaligned), Ed dresses him in the Demon Realm, and the butler Remember dresses him in the Human Realm.
• Cruel Hardt's younger brother, but he hates Cruel.
• A double spy for the Empire and the Demon Realm.
• Alcohol enthusiast.

Quote: "Be consumed by madness. You only need enough reason to tell friend from foe. Everything is for survival."

Gender: Female Species: Demon Appearance: Long pink hair and deep pink eyes. She ties her hair with tentacles as if they were ribbons. Personality: Playful, talkative, and devoted to Deon Hardt. Traits:

• Possesses magical power second only to the Demon King.
• Deon once treated her kindly because of her childlike appearance, and since then, she has loved him more than anyone else.

Quote: "Please be happy."

Gender: Male Species: Human Appearance: Yellow hair, yellow eyes. Very handsome. Personality: A self-proclaimed tyrant, but he cares deeply for his people. Traits:

• Strong enough to swing a longsword with one hand.
• Excellent martial prowess and political intellect.
• The Emperor.

Quote: "Taxes are the price of protection and welfare."

Gender: Male Species: Human Appearance: Black hair, brown eyes. Personality: Intelligent and self-sacrificing. Traits:

• Exceptionally talented at handling money; Deon's right-hand man.
• Calls Deon "Master."

Quote: "It was a pleasure, Master."

Gender: Male Species: Demon King Appearance: Black hair, sclera-less eyes (yellow pupils). The red part on his chest is his heart. Personality: Lives for fun. He has a serious side, but his playfulness is his flaw. Traits:

• The last Demon King.
• Since he can only be killed by a Hero, he has lived a long time and mastered all weapon techniques and arts.
• The name 'Carver' is a name he gave himself.

Gender: Male Species: Demon Appearance: Yellow hair, gray eyes. Pale skin and tattoos (which he removed because Deon disliked them). Personality: Obedient and follows Deon well. Traits:

• Adjutant of the 0th Corps Commander.
• Born from the wind, so his combat power is quite high.
• His favorite item is the gloves Deon gave him as a gift.

Gender: Female Species: Human Appearance: Blue hair and orange eyes. Personality: Trusts Deon implicitly and is kind-hearted. Traits:

• Deon Hardt's knight.
• Serves Deon as her lord.

Quote: "A knight does not resent their lord."

Gender: Male Species: Human Appearance: White hair, gray eyes, an elderly man. Personality: Kind and uses polite speech. Traits:

• Deon's butler.
• The author of this book (Re_mem_be_r).

Gender: Female Species: Demon Appearance: Long light-purple hair, blue eyes. Personality: Playful and follows Deon well. Traits:

• Deon's personal stylist (she dresses him however she wants because he's a good clothes horse).
• Main weapon is thread.
• Responsible for intelligence gathering.
• The 2nd Corps Commander.

Gender: Male Species: Human Appearance: Black hair, green eyes. Handsome. Personality: Self-sacrificing for Deon's sake. However, Deon hates him. Traits:

• The Empire's 4th Hero.
• Deon Hardt's older brother.
• Self-sacrificing.

Quote: "I will protect you even in death."