Even though Elias is polite and kind, he is noted to be immensely reclusive because of his inability to relate to humans and rarely interacts with others as a result. He is extremely fascinated by humans and their emotions, which he attributes to being unable to experience them himself. To this end, he has adopted the mannerisms of a classic "gentleman" and closely studies people, though he is usually unable to imitate their examples. Though withdrawn, he tends to be aloof.

Hatori is a quiet and serious man who is composed at all times. Hatori is deeply kind and compassionate, and puts others happiness before his own. Ayame mentions that his kindness is his best trait.