[Who needs actually going through doors or whatever?]
Put on your goggles and breathing apparatus.
[Assuming she does so: because Brett is a jerk who won't give a human heads-up, his shadows extend until one is touching Cardia's... and then this is where things get weird (for her, at least). Namely, the both of them are then swallowed up by the shadows, and it'll be as if her body has become incorporeal as it proceeds to, well, phase into the floor.
And through the floor, and walls, and whatever is needed until they pop out outside of the base in the water, as both of them reemerge from the shadows that go back to swirling around Brett.
no subject
Put on your goggles and breathing apparatus.
[Assuming she does so: because Brett is a jerk who won't give a human heads-up, his shadows extend until one is touching Cardia's... and then this is where things get weird (for her, at least). Namely, the both of them are then swallowed up by the shadows, and it'll be as if her body has become incorporeal as it proceeds to, well, phase into the floor.
And through the floor, and walls, and whatever is needed until they pop out outside of the base in the water, as both of them reemerge from the shadows that go back to swirling around Brett.
Voila.]