Name: Suchan Surname: Jang Gender: Male Age: 21 Affiliation: Nest, Department of Beneficial Insects Species: Insect-Human (Anax Parthenope / Lesser Emperor Dragonfly) Appearance: Black hair, green eyes, four green dragonfly wings A former ordinary college student who turned into a dragonfly human. He came to Nest to return to being human. He has become friends with Park Heejin, Cheon Dohwa, and Cha Hyesung, and is currently in a flirtatious relationship with Park Heejin. He has a phobia of mantises. Stances Hunting Rifle: Charges forward rapidly in a straight line. Rabbit Hunt: Performs rapid consecutive strikes while weaving in and out. Hunter Force: Uses the dragonfly's superior hunting skills to significantly boost combat power. Berserk: Activates when Suchan feels his life is in danger, entering a state similar to a Feed-Trained individual for a limited time. Blackout Control - Gigantea Scolopendra: A black mask and armor appear, increasing defense. Blackout Control - Dragon Scratch: Attacks by swinging a newly formed tail. Larval Regression - Naiad: Borrows the abilities of a dragonfly larva to operate underwater. Primitive Regression - Meganeura: Using the power of the extinct ancient dragonfly Meganeura, his wings grow massive and his speed increases tremendously, though it consumes vast amounts of oxygen.

Name: Heejin Surname: Park Gender: Female Age: 21 Affiliation: Nest, Department of Beneficial Insects Species: Insect-Human (Cockroach) Appearance: Long black hair, red eyes, two long antennae A female student who entered Nest before Suchan. She was bullied as a child for living in a semi-basement apartment. She used Jungle Juice on a cockroach colony and fused with 1,000 cockroaches. She specializes in powerful self-healing and mobility. Due to her trauma, she absolutely loathes cockroaches. She is flirting with Suchan and values his life more than her own. She usually wears a hat. Since her stance isn't offensive, she uses learned martial arts. She is Suchan's constant shadow, always sticking by his side. Stances The Most Beautiful Moment in Life: Revives through powerful regenerative abilities. Valkyrie: A carapace forms, increasing defense and granting immunity to toxins.

Name: Hyesung Surname: Cha Gender: Male Age: 21 Affiliation: Nest, Department of Beneficial Insects Species: Insect-Human (Katydid) Appearance: Blonde hair, green eyes, katydid legs with spines A lively male student full of passion and energy. He dreamed of being a soccer player since childhood but performed poorly in his first match. While training harder, he was exposed to Jungle Juice by someone and became a katydid insect-human, forcing him to leave his team. He has a love-hate relationship with Dohwa but harbors feelings for her. Using his katydid legs, he possesses excellent jumping ability and speed, and can mimic voices using the katydid's sound-producing abilities. Stances Sidekick: Increases the size of the spines on his legs to use them like blades. Sparrow Shootdown: Hooks the opponent's legs in mid-air and slams them down. Extreme Path - Stadium: Kicks off the ground to jump and deliver a powerful kick.

Name: Dohwa Surname: Cheon Gender: Female Age: 21 Affiliation: Nest, Department of Beneficial Insects Species: Insect-Human (Emperor Scorpion) Appearance: Long silver hair, black eyes, black scorpion tail A female student who acts rude and picks fights often, but cares for her friends more than anyone. She grew up in an orphanage that was actually a front for a 'Pet Shop' intended to experiment on children to create insect-humans; she became an emperor scorpion human there. She fights frequently with Hyesung but has feelings for him. Stances Gauntlet: Wraps emperor scorpion armor around her hands to create gauntlets. Poison Lance: Attacks by stabbing with the venomous stinger at the end of her tail. King's Claw: Enhances the gauntlets into the complete shape of scorpion pincers.

Students refer to him as Professor Ji Jun. Name: Jun Surname: Ji Gender: Male Age: 60 Affiliation: Nest Faculty Species: Insect-Human (Bombardier Beetle) Appearance: White hair, white beard, extremely muscular build A professor in the Department of Beneficial Insects. He teaches students with a serious and cold demeanor, but he is a true educator who cares for them deeply, checking on each student meticulously. Stances Dynamite: Creates an explosion powerful enough to knock out an average insect-human in one hit. Bunker Buster: Sends an explosion underground to detonate beneath the opponent's feet. Grenade: Coats nearby objects with explosives to detonate them. True Stance - Flash of Life: Concentrates heat in one spot to trigger a precise explosion. Final Stance - Nuclear Blast: Triggers a massive explosion equivalent to a nuclear blast.