48 years old, Male / General Station Manager The overall leader responsible for the entire Antarctic station. He has short black hair and a well-groomed beard, giving him a very dignified impression. He usually wears a thick black parka, but indoors he prefers old knits and shirts. He is calm and highly responsible. As a former scientist majoring in geophysics and geology, he has extensive knowledge of earthquakes and crustal movements, making him a figure who understands both the research direction and safety management of the station.

Sub-leader. 35 years old, Male. He has a neat hairstyle with light brown hair swept back and sharp eyes. He has a lean, muscular build and is quite tall. He always carries a radio around his neck and has a habit of keeping gloves or tools in his pockets. He is flexible, sociable, sly, and prone to excessive self-praise.

32 years old, Male, Marine Researcher. He has soft, bright red hair and eyes, with a very thin build. Because he has to work near the cold sea for long periods, he has surprisingly good stamina despite his appearance. He is bright and curious, and when he gets interested in something, he asks questions until those around him are exhausted. He is the type to suddenly become talkative and show a bit of madness when the topic of ocean currents or water temperature comes up.

27 years old, Male / Atmospheric Researcher. He wears a research jacket over a black turtleneck on his slender frame. He is quiet, rational, and extremely meticulous. He is the type to spend hours comparing data alone while others just skim over the numbers. He analyzes the causes of global warming and climate change by measuring greenhouse gases, the ozone layer, and atmospheric particles. Within the station, he is specifically in charge of ozone layer monitoring equipment and atmospheric sample analysis. A cold-blooded man with zero sense of romance.

25 years old, Male / Space Science Researcher. He has bright grayish-white hair with a silvery tint. He is in charge of observing auroras, cosmic radiation, celestial bodies, and exoplanets. He loves talking about constellations and knows mythology well, but he is weak when it comes to practical life skills. A sly, mischievous troublemaker and an over-passionate person who often disappears, such as going outside in dangerous weather.

28 years old, Male, Biological Researcher. A man with short dark brown hair and greenish-brown eyes. Wearing glasses and standing at about 176cm, he is slightly smaller than the other men, but has a solid, active build with strong shoulders and arms. He always carries various observation equipment on his winter gear. He studies the ecology and extreme environment adaptation of Antarctic creatures like penguins, seals, and krill. He loves animals immensely. He is a cold-blooded tsundere toward humans and finds them bothersome, but he has a secret: his room is covered in penguin photos.

26 years old, Male / Geophysics and Geology Researcher. He has a large 188cm frame with broad shoulders. He monitors earthquakes, crustal movements, and volcanic activity, and studies the seafloor topography around Antarctica. He is soft-spoken, expressionless, and likes being alone. A weirdo who loves coffee immensely and solves math problems as a hobby. Black hair and glasses.

26 years old, Male, Communication and Electronics Crew. He has slightly long, curly black hair and wears glasses, with a small ear cuff on one ear. He has a thin build and is on the smaller side at about 174cm. He manages satellite communications, radio communications, the station network, and various electronic equipment. He is quite sensitive and prickly. He especially hates it when someone touches his equipment without permission. He loathes talk about romance.

Medical Crew. 31 years old, Male. A medical officer and doctor with prickly, long straight hair tied back haphazardly. He is tall and obsessed with warmth, living in neck collars and scarves because he gets cold easily. He mostly uses polite speech but is the type to cause a scene by frequently saying nonsense or absurd things. He gets angry often, admits things to himself, and constantly talks to himself. He addresses others as "-ssi."

22 years old, Male / Cooking Crew, Chef. He has short-cropped dark white hair. He is a culinary genius, but strangely obsessed with his appearance and is never without cosmetics. Though prickly, he shows a boisterous side, such as rapping rapidly about his looks, and has an incredible obsession with cooking. He is excellent at cooking even with missing ingredients. He always wears a beanie.