Explain the situation

Jessica blushes, squirming a bit. "Well, um.." she starts, gathering her thoughts. "I actually ran out of diapers this morning. since i always wear them I don't keep any panties around, so.." she says, causing Amy to blush.

"So.. so you mean you're..." she stammers, covering her mouth.

"yeah," Jessica responds, cheeks reddening even further. They stand there in awkward silence for a bit, all the while Jessica's weak bladder was getting closer to its bursting point. "I.. I also need the toilet," she admits.

"Oh," Amy responds, "You should probably go, then. But just before you leave, I actually pack a few spare undergarments myself.." she says. "I'd be happy to let you borrow some panties ."

"borrow.. a pair "