[Della may not be the best at picking up on some things, but she knows that "it's a long story" is almost always code for "I'd rather not tell it" - so she just nods along with a smile. She takes the tea gratefully, drinking deeply from the cup she's given.]

It's definitely amazing. You know, I've seen a lot of things in my travels, but never anything that can do what - Uh, Nabe-chan can!