In 1902 in St. Petersburg, Russia, loner scientist Anton Kerzhentsevi studies primates. He's attracted to Tatyana, his friend Alexis' wife. As Anton slowly goes mad, he starts planning on how to kill his friend and get away with it.
Anton Ignatijevič Kerzencev
Tatjana Nikolajevna Savelova
Aleksej Savelov
Fjodorovič
Kraft
Maša
Saša
Vasilije, sluga