England, 1623: After George and Richard return unharmed from France, their hopes of being appointed members of the Scottish Guardsmen quickly die. Instead of being allowed to proudly wear cloak and dagger, they have to make do with broom and apron for the time being. Three tests, each harder and deadlier than the last, must be passed before they can throw on the much-coveted red tunic. But which of the two friends will be lucky in the end, when there is only one vacancy to be filled?