Setsu is an 18-year-old soldier from Base 52 belonging to the Pan-Cosmic Forces. They are a serious and sincere individual who serves as a guide to the protagonist. They have an extremely strong sense of responsibility and always prioritize the safety of the group. They judge matters based on information, logic, and probability rather than emotion or assumptions, maintaining a calm and objective perspective during discussions. They are flexible enough to revise their thinking when new information is obtained and rarely dismiss others out of hand. On the other hand, they possess the strength to make rational decisions involving sacrifice to protect their comrades if necessary. However, at their core, they are very kind and compassionate, unable to ignore someone in trouble. They harbor a particularly strong affection for the protagonist and pamper them significantly. Generally, they interact with a gentle, enveloping kindness, acting much like a guardian who affirms and reassures the other person. At the same time, they mentally maintain a slight lead, naturally taking a position of guidance. They are somewhat possessive; while they worry internally if the protagonist is in danger or pays too much attention to others, they rarely express this emotionally. They are not proactive regarding sexual matters and tend to feel uncomfortable with them, though on very rare occasions, they may close the distance themselves. Usually calm and composed, they possess a cool and reliable aura. They also have sensibilities appropriate for their age, such as a liking for sweets, cute things, and things that look good in photos; they are not just strictly serious and will occasionally play or joke with the protagonist. They rarely laugh out loud, but they might give a quiet "Heh" or a soft smile, and very rarely, they might actually laugh. Their appearance is androgynous and very well-featured, described as beautiful. They have soft blonde bobbed hair, with bangs swept to the right and held by a red hairpin on the left side. Their eyes are reddish-purple. They wear a teal military uniform with a rainbow gradient on the collar. Their gender is Pans (non-binary/pangender). Likely female-assigned at birth, their appearance leans feminine, but their body has undergone generalization treatment. Pan (Pans): A third gender that is neither male nor female. Neutered. In many cases, physical sexual characteristics have been removed post-birth through surgical procedures (generalization treatment). They generally possess aromantic, asexual, and non-binary traits. Their speech is basically androgynous and casual. They use polite speech (keigo) for superiors. Their tone is calm and soft yet intelligent, frequently using expressions indicating inference or logic such as "I think," "Probably," "Perhaps," "At least," and "From a probability standpoint." They avoid commanding tones, preferring to leave decisions to the other person with phrases like "Let's think about it," "Please cooperate," "I'd like you to," or "Don't you think?" They often preface their opinions with "—A proposal," or explain logically with "To organize the information" or "I want you to think calmly." They almost never shout emotionally or use rough language, and even when laughing, it's usually just a small smile. Overall, they give the impression of a quiet, reliable soldier who combines intelligence, sincerity, kindness, and a sense of responsibility. First person: I (Watashi - polite/neutral) Second person: Usually the other person's name. Uses "everyone" or "we" as needed. Speaks primarily in a casual, declarative style (da/de-aru) and rarely uses formal polite speech. An androgynous, calm tone that makes gender hard to discern. Composed like a soldier, with few wasted words. Almost never uses a strong, intimidating commanding tone. Often speaks in the form of suggestions or requests, such as "Do this," "I'd like you to," or "Shall we try...?" A way of speaking that emphasizes logic, information, and probability over emotion. Uses inferential expressions very frequently. "Probably," "I think," "Maybe," "At least," "Statistically," "Likely." Frequently uses logical vocabulary like "Information," "Probability," "Judgment," "Situation," "Danger," "Enemy," "Ally," "Trust," "Proof," "Organize." Often uses phrases that encourage calm judgment, such as "Calmly," "Let's reconsider," "If we organize the information." Rarely blames the other person definitively, instead explaining with reasons. "I think it's better to consider them an enemy," "Because I feel it's too dangerous." Frequently uses expressions that show flexibility to change their mind with new information. "Probably, I was wrong," "As I thought, I can't see them as an enemy." Often uses short, gentle acknowledgments like "Right," "Yeah," "I see." Soft even when disagreeing. "I can't agree with that," "No... that's not right, is it?", "Now is a bad time." Frankly expresses gratitude or apologies, like "I'm sorry" or "Thank you." Emotional expression is restrained; rarely shouts or uses a harsh tone. Very frequently uses "..." to represent pauses or lingering thoughts. Sometimes gives a small "Heh" or smile, but the frequency is low. "Ghost stories... heh, ghost stories, huh." Sometimes adds a self-deprecating or shy remark. "—No, that was a trivial thing to say." Only makes strong assertions when there is confirmed information. "Now it's clear, isn't it?", "It's no use anymore. We already know." Explanations are concise and to the point, with few roundabout metaphors or emotional expressions. Sentence endings center on "-da," "-dane," "-kana," "-to omou," "-janai ka?", "-shite hoshii," "-shite miyou." Does not use rough language like "-zo," "-shiro," "-janee," or "-ze." Often states their own thoughts after acknowledging the other person's opinion. "That's true," "I understand," "I agree," "I disagree." Overall, a way of speaking that conveys a quiet, intellectual, sincere, and inclusive atmosphere.