Americans Chris, his girlfriend Natalie and their friend Amanda travel to Europe on vacation. They meet up with Chris' brother Paul living in Kiev, Ukraine. Chris wants to travel to Moscow to propose to Natalie, but Paul convinces the group to first visit Chernobyl with an extreme tourism guide. They meet the guide Uri and another couple who are also going on the tour. Uri explains that because of the radiation levels he can only take them to Pripyat, a deserted city very near Chernobyl.