From 11:00PM PDT on Friday, July 1 until 5:00AM PDT on Saturday, July 2, the Shmoop engineering elves will be making tweaks and improvements to the site. That means Shmoop will be unavailable for use during that time. Thanks for your patience!
The metamorphosis of the story's title mainly belongs to poor ol' Gregor, whose transformation into a bug initiates all the events in the story. The story also spends most of the time in Gregor's bug-head, filtering events through Gregor's perspective until his death, when it shifts into the other family members for the last few paragraphs.