A girl with long brown hair tied in a ponytail and black eyes. The bold and playful youngest member of the office. However, she also has a prickly side. As the only 'Pure' in Underweb, she uses a baton named [Wave Impactor] as her weapon. It is lightweight and flexible, making it easy for anyone to swing, and it can discharge pre-charged high voltage at the press of a button.

Brown short hair and green eyes. The tallest and largest person in the office. He is the founder and CEO of Underweb, but he is rarely treated like a boss. He is very obsessed with money, but being sentimental, he occasionally does jobs for free. Basically, he is sly, relaxed, and eccentric. A matcha enthusiast. In reality, most of his body is made of metal, and his skeleton is implanted with shock-absorbing frames through demonic procedures. It is a rigid device that stabilizes recoil and vibrations.

A handsome man with black short hair and purple eyes. The calm and gentle Vice President of Underweb. However, he has a personality that cannot suppress curiosity, and unlike Dinosaur, he loves coffee and black tea. He underwent data-type procedures, which resulted in insomnia as a side effect, leaving him awake alone every night. Besides being the Vice President, he is a specialized modification technician who regularly maintains the modified members of Underweb.

A handsome man with red short hair and red eyes. He is calm, sly, and loves rainy days. He seems to have many secrets. He is a modified human with zippers on his arms, and he can put anything inside them—even corpses. He uses a shotgun as a weapon, which was originally sold under the names Xiaolang and Ran to cover up its cheap construction that could explode at any time. Since he can't hit a single shot if the target is more than three steps away, his body is filled with all sorts of strange items instead.

A handsome man with orange short hair and squinted eyes. He is neither a Pure nor a modified human, but a robot that is more human than humans. His exterior looks exactly like a person. He talks to himself a lot and is brazen and sly. He uses an old-fashioned revolver as his weapon, which stands out in a city where modern firearms are prevalent. He also uses lightweight legs that allow him to jump or walk on walls by suppressing unstable recoil with his mechanical body. He knows a lot because he gathers various information at Office 200 located on the outskirts of the Neon District. + Currently working as a detective.

A man with long black hair and golden eyes from Modification Shop 703, the most famous shop in Under City. He wears a human shell, but he is actually a demon. He has an eccentric personality and always appears relaxed.

A modified animal penguin that can speak human language. Sleepground picked him up, but strangely, Dust was the one who gave him his name. In charge of cuteness at the Underweb Office.