ummm... armor weighs a ton and is hard to move in. why plate a child?
and rather than using the term humiliation, which sounds like she's blaming people. (or at least the word is associated with a third party inflicting it) isn't it shame? even though they can be used in conjunction with one another, they have different origins.
also paired with the lack of sleep and paranoia, I hope blackie shapes up to be someone NOT bratty in the future. by himself without the protagonist's intervention. it would reflect that it's not his real personality and is just hysteric in the moment. given the stress, I assume that he would actually have a repressed personality. but given how shallow this story is... the outlook doesn't seem bright