It's more than they've done before -- more than she's done before -- their other kisses always brief and whilst never proper not nearly as over the line as this. Sybil can't even blame the wine, having barely drunk a glass, nor would she want to. This is her own intitiative, of her own making. She mirrors him, taking the lead and brushing her fingertips across his cheek as she does not pull away, at least, not yet.