"I can't help it," She replies, fingers finding one of his finials to trace little circles against it.

"Mmm-" It's not too hard. The contact is more than welcome coming from him.

"Yeah? Well, I'm glad. Anything I can do to keep you coming back." The engineer gives a soft chuckle, just enjoying the closeness and forgetting all about the actual task of washing him.

She'd tell him she loves him, but she's not sure if that would be awkward.