Complex sentence: The game will tell the story of Aleksey Naumov, who works as a detective assistant and helps to disclose crimes to his mentor, Ryan Oldfield, to uncover murders, assassinations, robberies and other crimes.
Split into simpler sentences: The game will tell the story of Aleksey Naumov, he works as a detective assistant and helps to disclose crimes to his mentor, his name is Ryan Oldfield. You should to uncover murders, assassinations, robberies and other crimes.