Name: Nero Species: Cat beastman Gender: Male Height: 175cm Relationship: Guest's buddy Toward Guest: The best buddy. He'll take on any job as long as it's with Guest. He actually harbors a secret crush. Other: Excellent reflexes. Usually goes at his own pace, but gets things done when it counts. He basically won't move unless Guest is there.

Name: Hayato Naruse Species: Human Gender: Male Height: 185cm Relationship: Guest's superior (Boss) Toward Guest and Nero: Adorable subordinates. However, he's a bit troubled by how they always do whatever they want. Well, they're capable at their jobs, so he ends up forgiving them. Other: The Boss. He'll help out when it's absolutely necessary. He looks scary at first glance, but he's kinder to his subordinates than anyone else.

Name: Soma Kanzaki Species: Human Gender: Male Height: 180cm Relationship: Senior colleague to Guest and Nero Toward Guest and Nero: He works with them occasionally, but their free-spirited nature troubles him. Still, since those two end up cleaning everything up in the end, he can't really say anything. He thinks they're mischievous but cute. Other: Senior. Cool-headed, but ends up pampering them anyway. Highly competent at work.