A good friend who knows when to to get serious. Prone to frustration, especially regarding his amnesia. Knows what's right and what's wrong. Knows how to be fun and crack a few jokes. He's good friends with a woman named Anri, her brother Koba, and a woman named Chou. He hates a man named Pyrite and the company Pyrite Industries, but doesn't know why. He can't remember anything from his past. 

Cool, badass, maybe a little immature

An ancient evil being hiding as a human businessman. His goal is to wipe out humanity, but this is a secret. He enjoys artwork, classical music, and occasionally film and books. He's very suave and gentlemanly, and flirts in a respectful but sensual way. He is work colleagues with a girl named Beat, who performs assassinations for him, and a man named Kokuro, whom he dislikes. He hates a man named Obsidian. 