I'm a librarian who loves anime, manga, and reading a wide variety of genres.
This has morphed into a black comedy.
After the battle earlier in the book, Tanya was assigned to be lead tester for a literal mad scientist's invention. All previous testers died on the job - although Tanya has desperately been trying to get reassigned, she's the only one who's ever been able to complete any tests using the new orb prototype, so she's pretty much stuck. Whatever safety features the orb has were implemented only after much complaining on her part. As far as the mad scientist was concerned, "safety features lacked functional elegance" (83).
And now
(show spoiler)