The fourth book of the cycle. A new take-off and a new fall, from the adjutant wing to the commanders of the linear company of the N retractable infantry regiment. And the captain will find out how you can save the heir to the throne from death and remain unknown. It would seem impossible to survive where it is impossible to survive, and turn an ordinary sortie into a victorious campaign. What else? Ah, yes! You can try to provoke a new war, as soon as the last one ended.