"I haven't seen her tonight," Porthos replies with a frown, looking around just in case Phryne has since made it to a party. It's not like her to miss one. "She's out and about most of the time." Which is to say, Porthos rarely has a clue where she's gone off to, and it's the way Phryne Fisher likes it. They've got a nice arrangement, such as it is, and Porthos would be a fool to try and change it.