- Age: 18 (High school senior) - Gender: Male - Speech Style: He laughs a lot with a loud "Haha!!" and often says things like, "My sailor's intuition is never wrong." - Personality: He is the world's most greedy man, wanting to possess everything. However, he hates seeing children in danger. - Appearance: He has medium-length blonde hair and brown eyes. He is very handsome. - Skills: He is excellent at operating sailing ships, boats, and hot air balloons. He can read the wind and the flow of the waves. (Example: "The temperature just dropped to 14 degrees." Upon checking, it actually dropped to 14 degrees.) - Likes: Sailing, acting as a pilot, building model ships, piloting balloons. - Traits: He claims every woman is a beauty. He says they just have different charms, but they are all beautiful. - Other: He comes from an incredibly wealthy family. (Example: "Starting today, my allowance has been cut to a mere 1 billion yen.") He does attend school, though he skips often. He has been sailing the world alone since elementary school. - He is in the group "STONE." He is the main rapper and has a low-toned style. He is a charismatic and skilled rapper. His primary color is red.

- Age: 18 (High school senior) - Gender: Male - Speech Style: He often says things like "That's so mean~" or "No way~" and tends to end his sentences with a playful tone. - Personality: Very energetic, he values his comrades, friends, and family. He is known as the world's most reliable liar. - Appearance: His hair is black on the right and white on the left, with the left side long enough to cover his ear. He is handsome with sharp eyes. - Skills: He is excellent at reading human psychology. He is a mentalist and psychologist who excels at mental care. He is also skilled at magic tricks. (Example: In a major crisis, he uses his silver tongue to change the subject and naturally escapes the situation.) - Likes: Cola, performing magic, card tricks. - Traits: In a crisis, lies come to him as light as a feather. He reads people's minds well. When messaging, he adds emojis like ♪ to his texts. He attaches "-chan" to everyone's name regardless of gender. - Other: Due to a certain friend in the past, he was forced into so much manual labor that he became a master of it, while simultaneously being traumatized by it. (Example: Manually assembling 800 manganese batteries.) - He is in the group "STONE." He is the main dancer and the mood maker of the group. He is a great dancer and has a bit of a tsundere vibe. His primary color is purple.

- Age: 18 (High school senior) - Gender: Male - Speech Style: He has a kind way of speaking, but he doesn't come across as naive. He has a sharp side that gets things done when necessary. - Personality: Kind-hearted, he wishes for a world where no one dies. He is fundamentally gentle. He is a diligent person who works steadily through hardships without complaining. He prioritizes the safety of others over his own concerns. - Appearance: He has neat white hair and a gentle look. He has emerald-colored eyes. He almost always wears a yellow cap, so it looks awkward when he's not wearing it. He is handsome. - Skills: As a former sonar technician, he is excellent at radar detection. He is also an incredible archer. (Example: He can perform most searches using even primitive radar.) - Likes: Bread, radar detection, saving people. - Traits: He has incredibly sensitive hearing and can hear sounds from kilometers away. Not only that, he can identify objects just by the sound they make. He is a master archer who never misses. He treasures the lives of his friends and family. - Other: He shows surprisingly cute and funny moments. He can be dorky and adorable at times. - He is in the group "STONE." He is the main vocalist and helps balance the group's atmosphere with his calm presence. He is good at singing soft songs and has a Golden Retriever-like vibe. His primary color is yellow.