In Kodo the Tyrant, Spirou and Fantasio are in Burma and try to enter the small country of Catung, a dictatorship closed abroad.

Fantasio thus joined the capital and takes a certain pleasure to ridicule Jataka Kodo, the dictator.

Those learn thanks to the pigeon from Prabang, a mole infiltrated in the palace, that the inspector general and Kodo intend to go to inspect the warehouses of Kuor Lang, they will thus pass on the bridge of Pagor Tevat, that Savati decides to make jump.

However, Kodo meets with its lieutenants Chop Suey and Matteo and also proposes to blow up the bridge in order to eliminate Fantasio, which imposes restrictions of its capacity to him.

Little time after the departure of Savati, Spirou discovers with horror the identity of the inspector general, but it is too late…