She's not really a server, so much as a blight upon this establishment who doesn't leave for hours at a time. She has no problems going back and forth around the counter, helping herself as she sees fit. Tim's around somewhere-it's fine.

But then there's some guy she doesn't recognize asking for a glass and-

Well, she stares at the cup of water beside her. One that she's clearly already drank from and-

Slowly pushes it towards him. Boom, water. She's helping.

"You can have that. It's very good."