Greta had asked Mr. Chu for permission not to come to class today. She was so tired from cleaning yesterday that she was unable to come for the lectures this morning, today another round of torture awaited her as this was just the second day from a whole week, she could have sworn that she saw a tooth and some vomit on one of the tables yesterday, how could human beings be so disgusting? Oh wait, she forgot, she wasn’t cleaning up after human beings.

She sighed as she walked into the cafeteria with her cleaning utensils. Another night of dreadful work, and the cafeteria looked even dirtier than it...