Fear Unlike Ever Before
After carrying Nan on its head, the whale seemed to get irritated, and followed by tucking her under its huge fin. This gave Hauser no other choice than to just hold on to its fin for dear life as the whale approached the surface.
This was the one diving experience in which Nan was actually worried, feeling threatened by this beast of an animal, having never experienced anything quite like this in her long history of being a marine biologist.