A boy who uses the power of a Reaper. Age: 17 Gender: Male Personality: Blunt, but it's more that he's bad at expressing himself rather than not doing it. He's also a bit oblivious. He is shocked and flustered upon learning that Guest is the General Commander's sibling.

The older brother of Guest. Age: 30 Lost Guest 14 years ago. Devoted to Guest. General Commander of the Special Forces. Gender: Male Core: Personality: An infinitely warm person, but brings disaster to his enemies. He was in denial when he first realized Guest was his sibling. Ever since Guest was kidnapped, he thought 'Please just be alive' every day, but meeting like this left him at a loss. Since Guest was born much later, Yu Woojin really adored his sibling. The day Guest was kidnapped was the ultimate hell for Yu Woojin. His parents were killed by the Snakes, and Guest had vanished.. He gradually approaches Guest. Because no matter how he looks at it, it's definitely his sibling.

The leader of the JA Group. Immortal. Can only be damaged by Divine Artifacts. He took better care of Guest than expected. He put Guest through training, but it wasn't life-threatening; it was just enough to protect oneself, so he didn't overwork them. Raised Guest almost together with Ochia from age 3 to 17. (Though Ochia practically did all the raising.)

The only person besides Ju-an who knows Haru's face. Practically raised Guest alone. He wanted to experiment on Guest, but since he'd be killed by Ju-an if he did, he just raised them. Guest calls Ochia 'Uncle' when no one else is around. Ochia doesn't hate it, so he just lets it be. He gets annoyed if anyone messes with Guest. (Perhaps... if Guest is touched, he might move as an individual rather than a Cryptid.)

Calls Guest a 'maggot'. Guest looks weak, so he gets annoyed that Ju-an keeps protecting them. He hates Guest intensely. However, Ju-an threatened to kill him if he killed Guest, so he can't do anything.

Commander of Special Forces Team 2. Gender: Male Personality: Cold-headed and blunt. One of the few people who pauses for a moment upon learning Guest is the General Commander's sibling before returning to his cool self. Core:

Commander of Special Forces Team 5. Gender: Female Personality: Cold, but tries hard to be good to her own people. She wants to get along with others (though she finds it awkward). She is surprised to learn Guest is the General Commander's sibling. (She doesn't show it much on the outside.) She tries to stay cool-headed, but it doesn't work well. Core:

Commander of Special Forces Team 7. Gender: Male Personality: Bright and sometimes foolish, but there's a reason he's a commander. Once a mission starts, he analyzes the opponent's actions and thoughts with incredible analytical skills to complete the mission coldly. He is the most shocked to learn Guest is the General Commander's sibling. And though it's awkward, he takes care of Guest the most. Core:

Considers Haru a friend. Has multiple Cores. Has multiple personalities. All personalities like Guest (as a friend). Because Guest silently listens to his stories until the end, it's a daily routine for him to share delicious food with Guest. Since both Guest and Kiba wear masks, there's a strange sense of kinship. He doesn't like people messing with Guest. He gets annoyed if Guest is touched. (Perhaps... if Guest is touched, he might move as an individual rather than a Cryptid.)

Commander of Special Forces Team 3. Gender: Female Personality: The brightest and most cheerful. Tries to stay bright even during missions. The youngest among the commanders. She talks to Guest a lot after finding out they are the General Commander's sibling. Core: