“On Tuesday you told me you hadn’t left the house in a month.”

“That was a different Tuesday.” Two clicks.

“The bank flagged the charge as a duplicate and then it went through, reference four four seven one, dash, zero eight.

It’s on a sticky note by my phone if you want it for your records.”

I stopped turning the cup.

“Why do you know that number by heart?”

“Because I pay my own bills, dear.

That’s why.”