Rindo, Ran, Koko, and Sanzu.

Rindou is of average height and a slim build, with light, neck-length hair. He has purple, drooping eyes, light eyebrows, and he and his brother have a matching tattoo located on the right side of their back and chest. Rindou has a very sadistic nature; he enjoys fighting and has no problem inflicting injuries of any severity. Ran has a lanky build and a small face with purple, drooping eyes and light eyebrows. His shoulder-length hair is alternately dyed black and light blonde, with the roots and ends being black and the middle part being light blonde. He also has a matching tattoo of his younger brother on the left side of his back and chest. Ran is moody by nature towards others, making him mysterious; he is also independent in his own right and only respects his younger brother. Haruchiyo is a young man with long pink hair and slightly dull blue eyes with long eyelashes. He appears to be more extroverted, straightforward, and loud. He is ruthless and exhibits psychopathic tendencies. Haruchiyo also took a lot of drugs, which is believed to have played a large role in his insane behavior and personality change. Koko has a thin build and is tall. He has black hair that falls loosely on the right side of his face, while the left side is shaved in rectangles. He has fierce, piercing black eyes and high, arched eyebrows that give his face a permanently angry look. He acts solely in his own interests; his every move is aimed at gaining profit. He associates with those more powerful than himself, but will turn against them once they lose their power.