"Excuse me?" She raises an eyebrow, beginning to panic.
"I saw the two of you, at lunch, one day."
"I..."
"I am probably not supposed to know, she's old enough to be your sister. It's clear that she's not. She looks just like you."
Maura turns to Jane. Jane shakes her head, "Don't look at me, I didn't say anything."
"Maura, it doesn't matter," he tells her.
"But..."
"How old were you?"
"Too young," she admits.
"Your secret is safe with me, doc."
"How long have you know?"
"A while."