The three Witches were not badly injured, aside from being somewhat mentally exhausted. Miss Novare told Shade that after he left, they had ventured out several more times to search for matches and survival supplies. Although they encountered some danger along the way, nothing major had happened.
Out of caution, they had only explored below the 15th Floor. With the elevator, traveling back and forth had become much more convenient, making their exploration of the hotel smoother than before.
As for the key that Shade had not yet used to trade with the god on the 1st Floor when he left last time, the three Witches had already discussed how to use it:
"Each of us has her own wish. Rather than fight over it, we should wait until we have three keys and then trade with that god on the 1st Floor together."
Of course, they had not forgotten Shade. This strange man had contributed the most to their progress in the hotel. The Witches had no way to compensate him for the time being, so after Shade returned this time, they first asked whether he could go with them to the normal world of this era. Once they received an affirmative answer, the Witches promised him a very generous reward after everyone escaped.
Even if Shade received that reward, he would not be able to bring it back with him, but he did not care about such things. Miss Coens's wish was to find the escaping Demon, but in Shade's opinion, she did not actually need to find it. Thus, if they truly ended up with three keys, he could use Miss Coens's key.
"The task the god gave us last time is on the 25th Floor. The highest anyone has gone is the 23rd Floor, and the