Volume 4 - Part 7:
[56%]
"I exchange, I just ask that you handle the winner's prize as well," I said
(1) I > In
(2) Missing a period at the end of the sentence. said.
Volume 4 - Part 9:
[18%]
"Next up is bathrooms," I said.
(1) The subject is plural. is > are. Could be rephrased as: "Next up are the bathrooms,"
(2) The context just right before this sentence was talking about baths. So using bathrooms to refer to the toilets immediately right after makes it confusing. Since the facility name is already "Public Restroom", it might be better to just use the same term: restrooms.
[59%]
We've got a foot shortage on our hands, but they seem to be just fine!"
Typo. Should be food.