Hello, I'm a Concept Artist - Illustrator from Vietnam
Thank you and yeah, according to the client: "He always looks to be deep in thought. Be it remembering his late wife and daughters or the next mission at hand no one can really tell"
Yeah my idea is she's just a naive forest angel try to help any creature who get wounded, she haven't seen many human before so she doesn't know how dangerous people are. And it's just a darken area in the bottom corner, no special thought there