Season 1 of Countdown continues the story and main plot of the series, bringing together key events and character development across the season.
When an officer with the Department of Homeland Security is murdered in broad daylight, LAPD detective Mark Meachum is recruited to a secret task force, alongside undercover agents from all branches of law enforcement, to investigate. But the hunt for the killer soon uncovers a plot far more sinister than anyone could have imagined, kicking off a race against time to save a city of millions.
Keywords: lapd , los-angeles-california , murder , thriller , undercover-agent