Ianto sits, and spends a moment fussing with the now-ruined crease in his trousers.

"That's not the first time I've had pot, of course," he says eventually. "Just the first time in a while. I'm finding--" He pauses, takes a breath, "I'm finding myself a bit . . . at sea.

"I've been trying not to let it effect my work but obviously I'm failing."