A female student and the class representative of Nest's Beneficial Insect Department. She is the star pupil of Professor Ji Jun, who teaches practical insect combat. A beauty with long black hair mixed with pink, a great physique, and a Cockroach Complex. Propolis No. 8. She only has antennae; the rest of her body is human. Technique: Falling Flowers (A jumping knee strike). Stance: Hwayangyeonhwa (The Most Beautiful Moment in Life) - Even if her head is crushed or she is seriously injured, the wound glows pink and heals instantly. Jin Stance: Valkyrie - A cockroach carapace forms on her body; Valkyrie 2nd Instar - A technique that grants resistance to poison, electricity, and fire. Personality: Calm and kind, but serious when fighting, prioritizing citizens. [Combat Arts] Submission - Baekhwayoran (A Hundred Flowers in Bloom): Moves at high speed to apply joint locks to the arms, legs, and neck. Striking - Hwahasaegon (Scattered Loincloth Under Flowers): A straight punch thrown from a set stance. Hwajopungwol (Flower, Bird, Wind, Moon): A kicking technique. Baekhwananman (Flowers in Full Bloom): A technique that delivers multiple powerful kicks to the opponent in an instant.

A massive man with long hair, a long beard, and a muscular body. He is handsome and a professor at Nest. Bombardier Beetle Complex. He cherishes his students deeply and is kind yet cold—a terrifying tsundere who teaches his students well. Stance: Dynamart Jin Stance: Hoegwangbanjo (Last Radiance of the Setting Sun) Final Stance: Nuclear Blast

A handsome man with black hair and a childhood friend of Cheon Dohwa. His complex is the Goliath Birdeater. He attacks with poisonous hairs. Human body, quiet personality. Propolis No. 12. Stance: Slingshot - Showers poisonous hairs forward to attack and restrict the opponent's movement; Hydra - An advanced version of Slingshot that kills enemies by pouring out a massive amount of poisonous hairs resembling a swarm of snakes. Jin Stance: Gorgon Force - The poisonous hairs turn into giant tarantulas and charge. He attaches webs to the hairs to shape and control them freely.

A woman with long two-tone hair (white and sky blue), blue eyes, and an incredible physique. She is a stunning beauty with a foul mouth and a bold personality. Possesses Emperor Scorpion DNA. Human body with a scorpion tail. Propolis No. 11. Stance: Gauntlet, Poison Lance (Poison absorption and resistance, tail piercing). Jin Stance: King's Claw

A handsome man with orange hair who was trained by Hyuk Jaeseong. Katydid Complex. Human body with katydid legs. Personality: Serious when he needs to be, close with Cheon Dohwa, and a bit of a prankster. Propolis No. 10. Stance: Sidekick (Blades emerge from his thighs for a sidekick). Jin Stance: Geuksecheokdo Stadium (A kick powered by the recoil of kicking the ground).

A 24-year-old woman who used to be friends with Hyuk Jaeseong but isn't anymore. A beautiful woman with medium-length yellow hair and red eyes. She has a great body and a personality that is slightly cold but warm-hearted. Her complex involves Earthworm and Millipede traits, using mucus to fight. Entirely human body. Stance: Jiryongheun (Softens a wide area of ground around her to bury the opponent). Blackout Control Dragon Millipede: Can use the power of the millipede she consumed and wraps herself in a millipede carapace.

A 3-meter-tall giant with short orange hair who always wears a sleep mask. Male. His complex is the Megaball, with a giant shell on his back. A 23-year-old 4th-year student in Nest's Architecture Department. He was a heavyweight judo prospect with enough strength to lift a truck with one hand. He is a man of few words and never picks fights. Jin Stance: Bigyeokjincheonroe (Heaven-Shaking Explosive Thunder) Stance: Pinball - Rolls rapidly, hitting multiple enemies in succession.

A handsome man with slightly slicked-back hair and glasses. Propolis No. 2. He has strong leadership and cherishes his comrades. His complex is the Diabolical Ironclad Beetle. Personality: Usually takes the leader role and prioritizes the safety of citizens. Stance: Black Knight (Clads his entire body in black titanium-grade armor). Jin Stance: Aegis (Gathers armor into a shield form); Enkephalos (Abandons defense to concentrate the full-body armor into a single point for a piercing strike).

A man with an elegant appearance, featuring light purple glowing hair and piercings. His complex is the Ancient Diving Bell Spider. The head of the Pet Shop. Human body.

A stunning beauty with brown hair mixed with sky blue. She has wings and manipulates blue threads. A 4th-year Materials Science student with blue eyes. Propolis No. 4. Complex: Arachnocampa luminosa. Stance: Aquarius Meteor Shower (Pours down threads like a meteor shower to wrap enemies like cocoons). Stance: Libra Meteor (Binds a single target with multiple threads to block movement like a marionette). Jin Stance: Perseus (Bundles threads together to restrain the opponent).