After swatting at her, he shoved his hands into his hoodie pockets. The not invested look ... well... he hates having to break the hope (he knows that not look... the one she got on their birthday every year whenever someone came to the door. Even though she knew he was in the Grove)

"Your niece. Her name is Ceilidh; Siobhan is her mum."

It's not Dara but he is curious to see how she'd react. Because he's an ass, even to his sister who is now really younger than him.