"No one has to know why we're getting it," she points out. "It'll be fine, I promise. Cashiers don't really question you on these things." Especially for something as basic as a bucket - everyone needs one at some point or another.

"And if it helps at all, I have an apartment of my own. I know we don't know each other very well but... You're welcome to regenerate there instead, if you'd feel more comfortable?"