Slam The Laptop Shut

The door opened and he slammed his laptop shut. By the time he was fumbling for a book, he knew that she knew.
She just went into the kitchen and started banging pots and utensils around until finally he had to get up and go to her.
“I was paying the credit card bill and – “
She stopped and looked at him.
He said, “I’m sorry. For some reason, I just can’t resist when you leave for too long, it’s there and easy – “
Her eyes flickered past him and he trailed off; their young son had walked in.