Only because Scorpius is so intently watching the unbuttoning of each button does he notice the slight tremble of Albus' fingers.

Which is, if anything like the butterflies that are fluttering about in his own stomach, from nerves, he totally understands.

He distracts Albus from those silly thoughts by kissing him, and helping him with the last of the buttons.

And with the pushing of the shirt off the shoulders.

And -

"Alright?" he asks, only after the shirt has been added to the pile on the floor.