"It's not rude," she assures him as she curls her fingers around his and feels better already. "And you're not wrong. I would rather talk about something else. Thank you for noticing."

She gives him a small smile.

"We can save my mum for another time, when we don't have crepes getting cold. And maybe when there's alcohol involved. All you really need to know is she's a narcissist and I've spent loads on therapy."

There's a self-deprecating smile there. She has learned to have a sense of humour about her mum. Her dad always did, so that helped. She misses him. She thinks he'd really get on with Sherlock.