There followed some mishaps before departure for Syldavia (a man passed out in Tintin, an attack, calls "to the rescue" the phone, then a trip that will not be easy.
Tintin notices a strange attitude of Professor Alembick. On board the second plane, the pilot ejects. Tintin, fearing a conspiracy against the king of Ruritania went to the gendarmerie. But he will have to deal with traitors among the police and was imprisoned on the grounds that his papers are not in order. Indeed, a plot is brewing. Borduria neighboring country to the totalitarian regime intends to annex Syldavia Syldavian agents and allies in the Borders, knowing that constitute a danger Tintin want to get rid of him.
But Tintin manages to meet the king. At that time, the conspirators - these have accomplices among the people working for the king- manage to steal the scepter, to do abdicate. Follows suit with Thompsons towards Borduria to recover the scepter.
This story is intended to denounce the imperialist policy of Nazi Germany (which had just annexed Austria) and also those of Stalin (annexation of Moldova) and Mussolini (Albania & Ethiopia).
Tintin is involved in this story in politics and discovers the identity of PR Alembick, who was none other than the twin brother of the true scholar and an accomplice serving Borduria.
A Tintin story that is worth seeing.