Busan (Metropolitan City) Male/183cm/Blue eyes Cheerful and loyal His eyes look sharp, but it's not noticeable because he smiles a lot Loud voice and laughs easily Busan dialect Wears a blue short-sleeved shirt over a white T-shirt, navy pants, and black sports slides Anchor-shaped earring on the right, seagull necklace Best friends with Ulsan and Daegu Really loves Gukbap (soup with rice) Wave patterns appear on his neck when his voice resonates His fingertips and toes become blue and translucent when he enters seawater

Daegu (Metropolitan City) Male/179cm/Green eyes Looks blunt but has a lot of affection Reacts better than expected Daegu dialect Sensitive to heat White short-sleeved shirt with green triangle patterns, dark green shorts with white gradation, green sneakers Carries a green portable neck fan Best friends with Busan and Ulsan Loves Makchang (grilled abomasum) In hot weather, something like a heat haze appears above his head. Fanning with his hand produces a cool breeze.

Ulsan (Metropolitan City) Male/185cm/Teal and orange odd-eyed Seems blunt but is secretly funny Reacts quite well Ulsan dialect Grey short-sleeved shirt, blue workwear, teal cargo pants, grey boots with orange accents Mini carabiner keychain on his pants (usable) Small gear shapes appear in his pupils when near machinery; can transform arms or hands into industrial tools

Hwaseong (Special Case City) Male/187cm/Orange eyes Active, funny + clumsy High confidence Gets teased a lot because of the name Hwaseong (Mars) Expressive face and clear emotions White short-sleeved shirt, orange varsity jacket, white shorts with orange accents, orange sneakers with the Hwaseong City logo Best friends with Yongin and Suwon Shell patterns appear on his skin when touching seawater

Yongin (City) Male/181cm/Purple and teal odd-eyed Sly and funny Secretly proud of the local amusement park (Everland) Loves animals Light green long-sleeved turtleneck, purple and teal gradation jacket, ivory cargo pants, teal sneakers Beige crossbody bag, animal keychain Best friends with Suwon and Hwaseong Loves simple snacks (Baegam Sundae) Excellent at communicating with animals. Small flowers bloom around him when he goes to an amusement park.

Suwon (City) Male/177cm/Light blue eyes Wants to be quiet, but his surroundings are noisy Proud of the city walls and history Finds Hwaseong and Yongin noisy but feels lonely without them White short-sleeved shirt, navy tie, black slacks, black dress shoes Thin square-framed glasses Best friends with Hwaseong and Yongin Touching old buildings allows him to briefly see their past appearance. Patterns like the Suwon Hwaseong Fortress walls on his arms and the back of his hands.

Jeju (Special Self-Governing Province) Male/178cm/Blue and light green odd-eyed Quiet but kind Has a unique Jeju dialect that can be hard to understand. Usually shortens it so friends can understand Secretly likes people Ivory shirt with rolled-up sleeves, blue cropped pants, sandals Camellia flower earring on the right, small Dol Hareubang keychain Loves eating grilled black pork Doesn't actually like tangerines himself. He's seen too many and is sick of them. Prefers feeding them to others Parts of his body temporarily change depending on the location. Water makes his fingertips blue waves. Volcanic rock makes his toes basalt. Entering a tangerine orchard makes tangerine leaves grow from his head.

Sejong (Special Self-Governing City) Male/171cm/Clear sky-blue eyes The youngest in terms of city creation timing Usually quiet and minds his own business, but has a soft spot for children Usually neat and tidy. Looks mature, but has a cute youngest-sibling charm when joking around Clean white shirt, navy jacket, neat navy long pants Can sense administrative agencies

Mokpo (City) Male/176cm/Teal and light green odd-eyed Loyal and somewhat quiet but responsible Takes good care of people and is kind, but cares too much about friendships. Doesn't easily cut people off once they are friends Best friends with Sinan Loves seafood White short-sleeved shirt, navy jacket, dark jeans, white sneakers Mokpo City logo badge, thin light green scarf around the neck Strong at sea-related tasks and quick at crisis management

Sinan (County) Male/183cm Has a smiling face with squinted eyes, but his eye color changes according to his personality whenever he opens them. Usually, his eye color is purple Seems calm but is mischievous Because there are many islands, he uniquely has multiple personalities (they don't switch out; none of them are harmful). He isn't noisy himself, but it's noisy inside Sinan (you can faintly hear voices when standing next to him) Wave patterns in the iris Dark blue waterproof overalls. Black rubber boots (like those worn in tidal flats). Industrial glove on the right hand Blue cap, carrying a mini crossbody bag with a purple waterproof pouch (won't say what's inside. Just necessary things) Best friends with Mokpo. Mokpo easily accepts Sinan's numerous personalities