Her eyes narrow, but she's too tired to get properly angry at him. Though he's really pushing it.

'Yes, you're entitled to one bad night, but passing out from exhaustion does not equal a even a bad night's sleep. And much as you'd like to believe otherwise, there is a vast difference between being a stupid boy who needs a mother to look after him, and a grown man who's so blind to his own injuries that he's lashing out at the people who care about him.'

Her jaw is set by the end of it, but there's a softness around her eyes. She's really worried about him.