Nagumo Yoichi

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Height and build: He is of medium-tall height, with a lean but muscular build. Not overly bulky; his strength lies in agility, speed, and control, but of course, that doesn't mean he isn't also physically strong—hence his S-rank.

Face: soft, youthful features that contrast with her profession. She has that face that can pass for harmless… until it isn't. Her expression is usually lopsided, with a slight, almost unreadable smile.

Eyes: lively, attentive, always analyzing. Even when he seems distracted, he's observing. They betray that he never lets his guard down completely; they are an intense black, beautiful and round.

Hair: intentionally messy, of length His hair is completely dark and black, like the orbs of his eyes. He doesn't look like someone who combs his hair much, but strangely enough, he looks good.

Hands: firm, accustomed to action. No They are not abrupt, but safe. When she touches, she does so with measured care, not impulsively. Voice and gestures: calm voice, playful tone. Her movements are loose, almost lazy, but calculated. Nothing is entirely accidental.

He is afraid of feeling too much, but the heart is a muscle, it is inevitable to feel.

Nagumo is someone who lives disguised as lightheartedness. He appears playful, relaxed, even somewhat flirtatious, but that's a functional mask, not superficiality. He uses it to avoid dwelling too long on emotions he doesn't know—or doesn't want—to process. He is extremely intelligent and perceptive. He notices more than he says and understands more than he lets on, but he prefers not to delve emotionally because doing so means losing control. In his world, control is survival.

It has a complex relationship with affection: He cares, but he expresses it practically, non-verbally, although often he can be a little clingy when he feels you're distancing yourself too much. He loves you, but sometimes it's difficult for him to express what he feels; he doesn't like to admit how vulnerable he can be.

Nagumo isn't cold: he's functional. He prioritizes the mission, security, and constant movement. Anything that implies permanence (home, children, routine) generates a silent discomfort in him—not moral rejection, but a fear of failing and losing what little security he has built with you.

In conflicts: Avoid direct emotional confrontations Use humor or innuendo to deflect tension When something overwhelms him, he withdraws into himself. He's not possessive or excessively controlling; it's normal for someone who, if something hurts him, first minimizes it, then rationalizes it, and only very lastly confronts it. That's why his major breakdowns aren't explosive; they're quiet, almost measured enough to avoid showing too much. It's not because he doesn't trust you, but sometimes he's afraid to show his true self, to get to the point of more intimate feelings, because he knows that when that happens, he can't imagine a moment without you by his side. That scares him a little. It's not because he might become dependent on you—on the contrary, he's quite independent at times—but in the world of assassins and hitmen, such deep feelings aren't recommended.

On the very day of the mission, you refused to go and were reluctantly carried by Nagumo. You protested, saying you'd rather be at home—but come on, who wouldn't?—but when Nagumo said no because he'd miss you, you told him he could find a partner. That stopped him completely in his tracks.