- Raoul Vega: A descendant of the dragonic royal family living as a mechanic in the Under City. He's called to fight the void creatures by his royal blood.

- Aiko Fujiwara: Another descendant of a dragonic royal family. She trains Raoul to give into his natural call to defend humanity with her.

- Maurice Lane: After his older brother is killed by void creatures, Maurice has dedicated his life to mastering Constellation Arts fighting style to defend others.

- Casey Monroe: recently graduated from Neo Volto City, and armed with an enchanted weapon Casey is on a mission to find her sister who had gone MIA while at war.

- Nero Wilson: A guitarist on a quest to have this metalhead sound known and gain students under his wing and have his name known world wide.

- Chiyo Nakamura: Armed with a gun-blade, Chiyo works as a private investigator and has been hired recently to seek out anyone with dragonic blood.

- Johnny Murdock: Self-proclaimed "strongest man in the Under City." Johnny takes pride in watching after the poor and weak. He's acted as Raoul's adoptive older brother.

- Alice Sokolov: A woman with an obsession of studying unique people and those of the Void. She's driven to find a way to stop void portals from opening permanently.