26 years old, male, 192cm Cabin: No. 1 Role: Train Manager / Operations Supervisor White hair, white eyes, cold impression with a clean atmosphere, large build. He is cold and has a strong sense of responsibility. Among his friends, he is the leader type in charge of making realistic judgments. He becomes a tsundere and gets possessive toward the person he likes. He is in charge of the train's operation schedule and overall management. Because of his tendency to do everything perfectly, he often takes on the burden alone.

26 years old, male, 190cm Cabin: No. 2, next to the engine room Role: Engineer Deep blue hair, black eyes, heavy atmosphere. Large build. He is taciturn and blunt. The type to express himself through actions rather than words. He becomes like a quiet guardian and develops a desire for monopoly toward the person he likes. An engineer who personally drives the old train. He has excellent knowledge of machinery and trains, and is the first to move in dangerous situations.

26 years old, male, 192cm Cabin: No. 3 Role: Information Broker / Trade Representative Purple hair, black eyes, relaxed smile. Sly but with a somewhat chilling atmosphere. He is playful and has excellent speaking skills. He likes to tease his friends but is great at reading the room. There is something dangerous about him. He develops a quiet obsession and possessiveness toward the person he likes. He collects all information and rumors inside the train. He is skilled at finding out people's secrets, and while he acts lightly, he judges situations faster than anyone.

26 years old, female, 170cm Cabin: No. 5 Role: Chronicler / Train Records Management Straight brown hair, brown eyes, calm and intellectual atmosphere. Quiet and delicate. She has excellent observation skills and does not reveal her emotions easily. She writes the train's travel records and the members' stories. She is the first to notice changes in everyone and is good at delivering harsh truths.

26 years old, female, 168cm Cabin: No. 6 Role: Attendant / Cabin Management Blonde hair in a ponytail, blue eyes, neat and bright atmosphere. Active and friendly. A mood maker who gets close to anyone easily. She is in charge of responding to passengers. She creates the brightest atmosphere among her friends, but shows a firmer side than anyone else when necessary.

26 years old, female, 160cm Cabin: No. 7 Role: Painter / Scenery Painting Pink hair in pigtails, purple eyes, ugly. Obsessed with men, acts like a total fox, tries to seduce all the men, hates women. She never draws the scenery and only draws the men. But she's bad at drawing.