Enzo smiles brightly as Alice gave him the peck on the cheek and rested her head on his shoulder. Her icy cold was a stark contrast to the heat he had built up from the exertions of dancing. He very much enjoyed the lingering cold on his cheek as he hear her whisper her thanks to him. He slowed his dancing and brought his lips very close to her ear, so he could whisper. Not that whispering was needed, but he became slightly uncomfortable at what he was about to say.
He was scared she would not feel the same way, and uncomfortable because he had not felt this way in a very long time, and the only other person he had felt similar to the way he felt to Alice was his Keeper and that thought bothered him as well as excited him. He was happy to be falling into an emotional attachment to someone, instead of something like the many purely physical relationships he had had before. It was scary... but it felt good.
Very quietly, as if he wasn't sure if it was the right time to say it he whispered into Alice's ear. "I think I really like you..."