'So we've got a spy,' thought Sirius. 'It's got to be you.'

The four of them were in a pub, almost like the old days - except it was their last drink before James went into hiding.

'We've outsmarted you this time. I'm not the secret keeper.'

Already, though, things were different. There was a war and there was a traitor, and their conversation revolved around the uncontroversial. The weather. Quidditch. Sirius found himself wishing it was over.

'I can't believe you're just sitting there as if you're our friend.'

As their eyes met, Remus gave him a nervous smile.