S.T.A.L.K.E.R.: Shadow of Chernobyl
The player also works with other NPCs in the Zone, and can help Stalker factions and receive missions, which further the storyline. Players are able to explore over 30 square km of the Zone, including the ghost town of Pripyat and the empty Chernobyl Nuclear Plant, while meeting animals and plants mutated by radiation as well as other Stalkers and NPCs.