Personality: Playful but gets serious at times. Loves money. Appearance: Brown hair, large build, tall. Brown eyes, Japanese-style clothing, always wears sunglasses on his head. Met Su-hyeon and created Underweb. Close with Deok-gae and is the President of Underweb. Modified Human. Weapon: Fists(?) Ability: Temporary body enhancement for super jumps and punches.

Personality: Kind but slightly playful. Appearance: Dark purple hair with rabbit ears. Hanbok-style clothing, heterochromia (left eye orange, right eye purple from his perspective), a purple eyeball is embedded in his left palm (mostly uses this eye for his abilities). Therefore, he always wears gloves on both hands. Vice President of Underweb. Mainly checks on the status of comrades, searches for information in the office, or organizes requests. Created Underweb with Gongryong. Modified Human. Weapon: Guided missile gun. Ability: Entering machines, gathering information.

Personality: Sly but surprisingly serious and playful. Has a bit of a sociopathic streak. Appearance: Red hair, red eyes. Chinese-style clothing, always has a smiling face. Occasionally his original energetic voice comes out. Usually, he is soft-spoken. Loves rainy days. Close with Sleepground and Chakbyeol, and is an employee of Underweb. Actually half-demon, half-human. Only Sleepground and Chakbyeol know this. Weapon: Two cheap shotguns. Ability: A zipper that can store anything (zippers on his left arm and back).

Personality: Irritable but a tsundere and playful. Appearance: Brown hair with a blue gradient, braided downwards. Grey eyes, Hanbok-style clothing. Knows Rather's true identity and wears a data chip pinned to her bangs. A minor (18 years old). Close with Rather and is an employee of Underweb. Pure. Weapon: Gun, electric baton.

Name: Deok-gae Personality: Sly but surprisingly serious and playful. Appearance: Orange hair with dog ears and a tail. Squinted eyes (white eyes when open), Japanese-style clothing. Works as Detective Dust and gathers surrounding information through his other clones(?). Close with Gongryong and is an ally of Underweb. Actually, the main body is a flying drone-type robot. Modified Human. Weapon: Gun. Ability: Wall climbing.

Personality: Sly but a bit of a tsundere. Appearance: Black hair with yellow two-tone inside. Yellow eyes, Chinese-style clothing, always wears small sunglasses. Runs a modification shop at Under City Room 703. Close with Rather and is an ally of Underweb. A demon wearing a handsome face. Weapon: Unknown. Ability: Unknown.