The series is based on Tom Clancy's novels and revolves around the character of Jack Ryan, a CIA analyst who becomes embroiled in global espionage and counter-terrorism operations. Played by John Krasinski, Jack Ryan is a brilliant and resourceful analyst who finds himself in the midst of complex and deadly situations. Throughout the season, Ryan navigates the treacherous world of international espionage, confronting terrorists, spies, and corrupt government officials.