What's next, partner?

Exhaling, he glanced through the papers again. They were missing something. He'd been at it for hours though and he could tell it was wearing on the office. Leaning back in his chair, he laced his fingers together, supporting his head as he glanced around.

"We're missing something," he stated out loud, as if repeating it somewhere other than his head was going to make a difference. Shifting forward, he leaned forward and sifted through the receipts. "Where'd the one go from the storage locker?"

It wasn't really important, but there was something odd about it. It was cash, not helpful, but honestly something didn't seem right. Filtering through the stack he found it. "What was the rate of the storage space?" He wasn't sure if he was asking the room or just saying it out loud.