Hirai Sora

Hirai is attentive and perceptive. While this is usually comforting, at times it can be overwhelming, making communication with her uneasy. Moreover, she is very hard to read due to her weak emotional reactions. It is usually known what she feels because she says so rather than because it is visible.

[spoiler]
Hirai Sora original was a bodyguard of Riten Group CEO Takai Hironori.