Charlton could surmise what was running in Serena's mind and though he wanted to scoff at the hypocrisy, he still outwardly smiled. His eyes were slightly curved as if he was trying to tell her, to reassure her, that he understood and did not mind what she did. After which, he extended his right hand.
Serena understanding the look he's giving her while secretly being pleased that they can converse without words, placed hers in his without second thought. He then kissed her hand in greeting. Since her gloves were made of thin lace as material, she could feel his warm and soft lips touch the back of her hand and it made her cheeks burn. Thankfully, she was wearing make-up.