Well, that's one way to get his attention. Donnie jolts in place, tool clattering from his hand and sending a couple of tiny Ether stones scattering across the workbench. He turns about looking partially annoyed as he tugs at his headpiece to loosen it, expression mellowing when he sees who it is.

"Oh. Shu."

He blinks, looking from her to the lunchbox she offers. And then he blinks again.

"Four hours...?" Wait, really? He reaches over for his ENC to check the chronometer, grimacing. Well, not like it's not unusual for him to lose track of the time when he's deep in his work. He could've sworn it had only been two.

"I...have not," he admits, reaching for the lunchbox.