The upcoming episode of Quantico will see Alex Parrish – played by Priyanka Chopra – approach senator Claire Haas to know the truth behind what happened to her son Caleb along with Will and Simon – they had helped her in pursuing terrorists in the past few episodes. The terrorists are looking to get their hands on Will as he has military codes, but it is still unclear why they want Simon.

Quantico season 1 episode 18 is titled, Soon, wherein the NATs (New Agent Trainees) will pick one from among themselves to determine, who would get the highest level of security clearance. In the latest promo, the recruits can be seen undergoing the bureau's tough physical fitness tests and medical screening.

"We have to make sure that each of you is at your best," says the instructor. While the recruits are on the treadmill, Liam O'Connor (Josh Hopkins) asks Alex: "Why do I feel that you are trying to outrun me, even on a treadmill?" To which Alex replies: "I am not trying to outrun you, I am trying to get away from you."

In the previous episode of the drama series, fans saw Alex carry out her final task for the terrorists, when a voice from inside a car asks Alex to handover her phone. Moreover, Alex learnt that Shelby (Johanna Braddy) was working with the terrorist.

The synopsis of the episode reads as follows:

To know how things unfold, watch Quantico episode 18 at 10 pm EDT on ABC. Click here to watch the episode via live stream online (The link is visible only in the US).

Meanwhile, check out the trailer of the episode below: