"Wash!"

At first it might look as though the door slides open and then closed without anyone coming in, the voice calling his name coming from nowhere but his own fevered imagination.

But then Pidge's invisibility drops and reveals her in her Paladin uniform. Later she'll reflect that she should have called him after she revealed herself -really, that she should have handled this entire encounter a lot more calmly- but right now she's more focused on getting him out of here.

"What are you doing?! Get up, we have to go!"