She'll probably have to trick him into it.

Even though he (sort of) knows how this is supposed to go by now, that doesn't stop him from starting a bit at her tongue brushing against his. There's only a moment of hesitation though and a sound that he'd never admit was a moan before he's returning the kiss, his hand running from the back of her head to her shoulder, fingers skirting over the skin of her neck as he tries unsuccessfully not to get lost in how light-headed she's making him feel.