Gently, he wiped her still tear-stained cheek - and, as he kept on staring into her dark eyes, he had a sudden urge to get closer and kiss her.
As he got closer, an image came to his mind: himself, aged about four or five, and an equally younger Su, playing with their toy broomsticks and laughing. No, he immediately though, he shouldn't be doing this. They had been friends for far too long. Instead, his lips brushed her forehead in a gentle and protective manner, and he looked back at her with a small smile.
"What I really need you to promise me," he then said, looking a bit sadder once again, "is not to tell a word of what I said to Lucy. I'm not sure of what she knows about..." He hesitated. "Well, about anything that happened."