I know it too well.  She’s wondering if she’s ever going to get her coffee.

The lighting was tricky here… mixed natural and incandescent.   On the other hand, the blinds shielded against the harshest of the outside light and things balanced nicely.

(please click on the image to view)

↑Leica M9 and Konica Hexanon 60mm @ f/1.2.

I love how the girl furthest back, by adjusting her hair the moment the shutter was released, has filled out the composition:  her posture creates an inverted triangle that fits like a puzzle piece between the triangles formed by the postures of the two figures closest to us.  It is difficult to explain so here is a visual of what I mean:

She did get her coffee, eventually.