In Moscow Tanaziof is discovered to be Zantafio who was planning to take Lenin's body.
In Moscow, Spirou and Fantasio discover that Tanaziof is none other than Zantafio, Fantasio's evil cousin. Zantafio is planning to abduct the body of Lenin and to ask the Russian government for a huge ransom for its return. Spirou and Fantasio succeed in thwarting these plans. 
