Billy nods, and offers a reassuring smile, moving to give his hand a squeeze when his mother catches them by surprise.

He's grateful to feel her arms around him, arms tangling round her to hug her tight. "I'm sorry- I'm okay- I promise- everything's okay-" he assures, growing quiet when Rebecca finally takes notice of Tommy.

He wets his lips, preparing to explain when she shocks him a second time by supplying his name on her own.

Billy blinks in confusion, looking between the two. "You...know who this is?"