The first-look images of the upcoming action-spy thriller series 'Citadel' were recently unveiled.

Priyanka Chopra Jonas is shown in a deadly gun-toting avatar in the series.

Chopra Jonas plays the role of an elite spy, Nadia Sinh, in the show directed by Anthony Russo and Joseph Russo.

'Citadel' depicts the story of an independent global spy agency that gets destroyed by operatives of Manticore.

Manticore is a powerful syndicate manipulating the world from the shadows.

The fall of Citadel results in the wiping of memories of elite agents Mason Kane (Richard Madden) and Nadia Sinh.

Kane and Sinh continue to live under new identities, unaware of their pasts.

Mason is tracked down by his former Citadel colleague, Bernard Orlick (Stanley Tucci), who needs his help to prevent Manticore from establishing a new world order.

'Citadel' is an action-packed spy thriller series.

The series features an impressive cast including Priyanka Chopra Jonas, Richard Madden, and Stanley Tucci.