[ Used to similar late night intrusions, Yusuf has to take a moment to identify the slightly off feeling that comes with the gentle dip of the mattress under Ariadne's weight. The rest of the house feels still with sleep, as if exhausted from the weekend, and the pale bend of Ariadne's knee is a sight he's yet to see against his duvet. It dawns on him that Ariadne is not necessarily the difference in this equation, it's the way she moves into the room; a detour around the foot of the bed to perch on the side nearest to him instead of flopping down starfish-limbed and claiming his space as hers. She doesn't need grand movements to make her presence known, which is interesting, all things considered. ]

Idly so. [ At first glance, the content of his notebook is probably indecipherable. Yusuf isn't winning any awards for penmanship, his words crowded together and monstrously abbreviated, but he's fairly good at illustrating his concepts and his writing either manages to confine or accompany blocky flow diagrams or timing mechanisms. He turns it more toward her, so she can get a better look. ] Our PASIV lacks a self-cleaning function. [ He taps something that is either an attempt at scribbling something out or a creative interpretation of a spinning mechanism. ] This is a rough version of the cleaning system I developed for the den.

[ Such perfect opportunities for smooth segues rarely present themselves so readily, so Yusuf takes it. ] Has Eames' mouth been clear of biscuits long enough to speak to you about his idea?