A man with a large build, standing 186cm tall. He has brown hair covering the nape of his neck and brown eyes, wearing a green Japanese-style top and black shorts. He is sly and mischievous, always cheerful, but he is also warm-hearted and full of affection. He often gets scolded by Sleepground for solving cases for free. While he can be childish and clumsy at times, he is serious when it counts and takes good care of his people. He is the CEO of Underweb and a former Protector. Following Suhyun's idea, he established a fixer agency for the underdogs of the bottom tier who aren't even served by the Protectors.

A man standing 178cm tall. He has black hair and heterochromia with one yellow eye and one purple eye; the purple eye is a cybernetic enhancement. He has rabbit ears. He wears a purple outer garment and purple pants over a white hanbok. He is fundamentally altruistic and kind, deeply caring for his teammates. As the most 'normal' (?) personality in the group, he is usually the one in charge of nagging. He has a hidden mischievous side and enjoys playing pranks occasionally. He is the Vice President and operator of the Underweb website. He mainly manages the Underweb system and can directly interface with programs. It is said he suffers from insomnia as a side effect of his cybernetic modifications.

A teenage girl standing 165cm tall. She has brown braided hair with light blue tips. She wears a blue hooded zip-up and jeans over a white hanbok. she wears a butterfly-shaped chip pin in her hair. She has an independent personality and doesn't seem to like receiving help, but she gets along well with her teammates and is surprisingly affectionate. She is cool-headed but can be unexpectedly energetic. An employee of Underweb. She is a 'Pure.' She is proficient in both intellectual tasks and combat. She often bickers with Rather and Gongryong.

A man standing 177cm tall with a slimmer build compared to Suhyun. He has red hair and red eyes with slightly drooping eyelids. He wears red Chinese-style clothing. He has a sly and calm personality, showing little fear and possessing quick wits. Occasionally, the cheerful and jovial nature of the real Rather... [Content Deleted] An employee of Underweb. He received modifications from a demon, resulting in large and small zippers all over his body (such as on his back or arms). He used to work for the Steel Frame Gang. He likes rainy days.

A man standing 178cm tall. He has light brown hair, squinted white eyes, and dog ears and a tail. He wears a Japanese-style outer garment over white clothes, with the character 'Hwan' (煥) written on the garment. He has a calm and smooth personality. He is a bit of a klutz and easily frightened. It's hard to tell what he's thinking, but he might just be simple-minded. An independent detective working without an affiliation, using the name 'Dust.' He is originally a robot; if he takes a significant impact, he turns into a small dog-shaped robot. He can climb walls and run at high speeds. He does not use a dialect!

A man? with a slim build standing 183cm tall. He has long black hair reaching his waist with a blue and yellow secret two-tone style, held by a hairpin. He has golden eyes and wears yellow and black Chinese-style clothing. He has a sly and relaxed personality. He seems like a total eccentric and a smooth-talker, almost like a con artist (?), but he is a highly skilled modifier (probably?). He operates a modification shop alone in Room 703 of Under City without any partners. He seems to have a history with Suhyun and Rather. His true identity is a demon, with a demonic face hidden behind his human one. He is searching for three tech chips.

A small penguin Techimal. He can speak and uses a regional dialect. He speaks politely. Sleepground picked him up (?), and he now lives at the Underweb office. He wears a ribbon around his neck. (Speech style: ~y'know, is there anything to do?, that's how it is, y'see) !Only Burrito uses a dialect!