Touya couldn't couldn't support himself without the wall, so he leaned completely on Yue. Normally, he would have noticed that Yue's features, which were usually calm and composed, were strained.

He heard something about monsters and it not being safe if he wasn't feeling well, but none of it really processed. He was still wondering if this was just some sort of dream... with Yue and some random girl he didn't know in it. But if it was a dream, why would he feel tired?