Nuclear Day Survival is a post-apocalyptic survival game that takes place in the world that was destroyed by a nuclear bomb. The only thing that remains is the city, which is inhabited by a lot of people. However, the majority of the population has already died of radiation, hunger, disease, etc. The only way to escape from the city is to find the way to the documents that are hidden in the city. The way to find the documents is to solve the mystery of the lost documents.

This game is based on the concept of survival. You'll be faced with typical problems of a survivor such as hunger, disease, thirst, etc. The game is based on the idea that the only thing that remains is the city, which is inhabited by a lot of people.