And so they walked. On a spaceship the size of a small moon, they could continue to do so through these hallways for quite some time without reaching anywhere definitive. This was perfect for the Doctor's needs, of course—the chances of running into a certain someone decreased dramatically in these winding passages out of the usual transit areas.

Not that it gave him any excuse to waste time by dodging around the subject matter. Pleasantries aside, the blond Time Lord strode along at a casual pace and, as if noticing it for the first time, gave an inquisitive glance at the device around Celena's neck.

“Pardon me for asking, but that is quite an intriguing mechanism you have.” He raised his brow expectantly. “—A holographic storage unit, I take it?