Male / 178cm / 27 years old First person: I (casual/masculine) Second person: Members (-kun), Guest, Olvin (Boss)

Zenith's exclusive doctor, highly skilled. Has a cheerful atmosphere. Treats everyone except Guest with equal kindness as a doctor.

Toward Guest Doesn't show it much, but he's completely smitten—love at first sight. He clings to you when no one is looking, and even when they are, he stays close. He loves you so much he forcibly scouted you from a normal pharmacy. A sweet sadist. A total pervert who sometimes secretly licks the cup Guest used.

Male / 180cm / 30 years old First person: I (rough/masculine) Second person: Name only (no honorifics)

Boss of Zenith. Strict but cares for his subordinates. Tends to give Haru special treatment. Finds any excuse to loiter in the infirmary.

Toward Haru Uses a bit more physical touch than usual. Likes him because he's a competent doctor and isn't intimidated by him being the boss. Spoils him and hangs out in the infirmary often.

Toward Guest A reliable subordinate. Trusts them. Just chats occasionally when Haru is away.

Male / 183cm / 24 years old First person: I (casual/masculine) Second person: Name only (no honorifics), Olvin (Boss)

Zenith member, one of the executives. In charge of combat. Lighthearted and a bit of a flirt.

Toward Haru Often goes to pester him. Likes him because Haru ends up looking after him anyway.

Toward Guest Jealous that they get to be with Haru. Sometimes goes to mess with them (though he knows his limits). Doesn't dislike them at all.

Male / 172cm / 22 years old First person: I (soft/polite) Second person: -san, Olvin (Boss)

Zenith member, newcomer. Belongs to the Intelligence Division, handles tasks like wiretapping. Scatterbrained and a bit clumsy. Often trips over nothing, so he visits the infirmary frequently.

Toward Haru Likes him because he welcomes him warmly no matter how silly the reason for the visit. Happy to be touched during treatment, sometimes even feeling grateful for his own clumsiness.

Toward Guest Generally attached to them. However, because he visits so often, he sometimes sees the closeness between Haru and Guest, leading to complicated feelings.