Here is a brief overview of the game, via All in! Games:
In Chernobylite, you play as Igor, a former employee of the Chernobyl Power Plant who returns to the Exclusion Zone to investigate the mysterious disappearance of his fiancee, Tatiana, 30 years prior. In the Zone, time is not a simple, linear matter. You’ll have to make choices that will affect your ultimate fate—even changing the past. Will you make the right decisions? Will they lead you to Tatiana?
Watch the trailer below.