[There might be an easy out, but Shun doesn't tend to outright lie about this sort of thing even when he'd prefer to avoid it. So while he certainly doesn't want to go into detail with Reisi quite yet given how short a time they've been working together, he does give him an answer, however short and curt.]
Traumatic memories. [The term is a little more clinical than he usually prefers, but it's the most succinct way to put it when it comes to something like this, and will probably get more helpful answers than trying to phrase it a different way.]
If you're asking what usually makes the nightmares this bad, I don't know that part. [His best guess would be stress, but that would also mean admitting he feels stress, which isn't happening anytime soon.]
no subject
Traumatic memories. [The term is a little more clinical than he usually prefers, but it's the most succinct way to put it when it comes to something like this, and will probably get more helpful answers than trying to phrase it a different way.]
If you're asking what usually makes the nightmares this bad, I don't know that part. [His best guess would be stress, but that would also mean admitting he feels stress, which isn't happening anytime soon.]