It's a big night at the New Dragon Inn when a coach of distinguished Germans arrives. But disaster looms - it's the local cricket team's annual fancy dress bash and the theme is the Second World War.

At the same time as protesters weave through the shanty town of 'Dark City', the mayor's home is burgled. These two apparently unconnected events lead to the death of a councillor. Seven people are put on trial and only one person can prove their innocence.