She took the tea eyes following the Doctor as he sat, most of his incarnations did that thing with the hair, but never before had she seen it get so big when he did. It usually meant he was thinking, planning, coming up with some way or other to fight back, he may not have been more booksmart than Romana but he was decidedly cleverer.
"I haven't seen them doing anything other than the usual Extermination, they're moving in twos, but strangely they're not killing everyone, only the ones that get too close. I...might have gone out on recon yesterday. Someone needed to and I know for sure that I can surrvive by regeneration if I absolutely had to.
She paused realising what he'd said and tilted her head in confusion "Why a tower?"