There's a 'we' because I'm not letting you be fried by cultists, but you're unlikely to be able to navigate the water canals out without help, given they are very dark and very, very gross.

[Sighing, and putting her hands on her hips. If he looks now, she does actually have a swimmer-ish physique, although not as toned or chiseled as any of them. She's a selkie, she doesn't have to do crazy training, okay.]

Do you really want me to explain everything here?