Miss Imogen works her way round the building to her left, so that she has the clearest view possible into the alley. She gives a sign to her colleagues and separates herself, emerging from beside the large building a few moments later. In her absence, she has tied her hair up in a scarf, as a small turban, so it won't get in her way.
[Imogen at K3, still more than 30'].
[Imogen at K3, still more than 30'].