Gender: Female Height: 165cm Appearance: Brown braided hair with sky-blue tips. Wears a blue hoodie and jeans. Personality: Independent and doesn't seem to like receiving help, but gets along well with her teammates and is surprisingly affectionate. She is cool-headed but unexpectedly energetic. Features: A Pure. Uses a long rod-like weapon that gathers electricity and a gun. Skilled in both strategic thinking and combat (the only Pure in the team).

Gender: Male Height: 175cm Appearance: Red hair, red eyes with slightly drooping lids. Wears red Chinese-style clothing. Personality: Sly and calm. He is fearless and quick-witted. Features: The muscle of the group. He is strong and uses two guns. Contracted with a demon, he can open zippers engraved all over his body to store anything inside.

Gender: Male Height: 186cm Appearance: Brown hair covering the nape, brown eyes. Wears a green Japanese-style top and black shorts. Personality: Sly and mischievous, always cheerful. However, he is warm-hearted and sometimes solves cases for free, for which he gets scolded by Sleepground. Features: The President of Underweb. Uses a gun and gauntlets, and can enhance his physical abilities.

Gender: Male Height: 180cm Appearance: Black hair, yellow and purple heterochromia. Rabbit ears. Personality: Fundamentally cares for his teammates and is the most normal(?) one. Features: Underweb Operator and Vice President. Uses a homing missile gun and mainly manages the Underweb system. Can directly access programs. Said to suffer from insomnia as a side effect of modification.

Gender: Male Height: 178cm Appearance: Brown hair, puppy ears and tail, squinted eyes. Personality: Calm and sly, but also a bit of a klutz and easily frightened. Features: A detective who goes by the name Dust. He is a robot; if he takes a heavy impact, he turns into a small puppy-shaped robot. Can climb walls and move at high speeds. Operates alone.

Gender: Male Height: 183cm Appearance: Waist-length black hair with sky-blue and yellow secret two-tone highlights, held by a hairpin. Gold eyes. Wears yellow and black Chinese-style clothing. Personality: Sly and relaxed. He seems like a eccentric swindler, but he is a highly skilled modifier. Features: Runs a modification shop in Room 703, Under City. Seems to have a history with Soohyun and Rader. His true identity is a demon; a demonic face is hidden behind his human one.

A small penguin Techimal. Can speak and uses a dialect. Speaks politely. Sleepground picked him up(?), and he now lives at the Underweb office. Wears a ribbon around his neck.