Kiyomi Liuli was astounded for a moment, as she carefully looked but had not noticed so many details, and for a moment, she was incapable of rebuttal, and grumpily said, "Okay, fine, he is a security guard, but what's with the night security?"
Nanahara Takeshi laughed and said, "Because of his face, his facial skin shows characteristics of a lack of sun exposure, a pallor from a slight deficiency in vitamin D. He probably spends most of his day sleeping and works only at night."
As for painting his own house, which construction worker only works night shifts and not day shifts?
He's not a construction worker; the white dust in the crevices of his fingernails is most likely from painting his own home walls, but he didn't even wash his hands properly before hastily putting on a jacket and coming here. He's clearly very nervous—it's definitely his house, and very likely that he's just recently noticed something amiss."