Howard Silk, a lowly cog in the bureaucratic machinery of a Berlin-based UN spy agency. When Howard discovers that his organization safeguards the secret of a crossing into a parallel dimension, he is thrust into a shadow world of intrigue, danger, and double cross. The only man he can trust is "Prime," Howard's near-identical counterpart from this parallel world.

Both sides turn to diplomacy to resolve a conflict. Emily obtains a special visa. Howard interrogates a suspect.