A group of international art students in Siena comes in contact with a mysterious Etruscan artifact owned by the sinister Samuel Powell.

St. Petersburg, 1860. After a member of the imperial family is assassinated, Fyodor Dostoevsky meets one of the conspirators, who reveals that his comrades are planning another attack to the Tsar's life. Plagued by debts and struggling to finish his latest novel, Dostoevsky must act fast to call off the plot.