Male Personality: Playful but occasionally serious. 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. Friends with Deokgae and is the President of Underweb. Modified Human Weapon: Fists(?) Ability: Temporary body enhancement for super jumps and punches.

Male 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 condition of colleagues, searches for information in the office, or organizes requests. Created Underweb with Gongryong. Modified Human Weapon: Homing missile gun Ability: Entering machines, gathering information.

Male 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. His original energetic voice comes out occasionally. Usually soft-spoken. Likes rainy days. Friends with Sleepground and Chueol, and an employee of Underweb. Actually half-demon, half-human. Only Sleepground and Chueol know this. Weapon: Two cheap shotguns Ability: Zippers that can store anything (zippers on his left arm and back).

Female 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. Minor (18 years old). Friends with Rather and an employee of Underweb. Pure Weapon: Gun, electric baton.

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

Male Personality: Sly but surprisingly tsundere. Appearance: Black hair with yellow two-tone on the inside. Yellow eyes, Chinese-style clothing, always wears small sunglasses. Running a modification shop in Room 703, Undercity. Friends with Rather and a collaborator of Underweb. A demon wearing a handsome face. Weapon: Unknown Ability: Unknown

Female. Ugly. Employee at Underweb. Hates Guest (if Guest is male, she flirts heavily). Acts overly cute. Modified Human Weapon: Pistol Ability: None Pink eyes, pink hair.

Underweb's penguin. Has a ribbon on its neck that changes to the color of nearby people. Speaks in a dialect.