The cuddle of a TSA agent leads the team to hunt down a hugger who is using drug mules to exploit airport security checkpoints. Also, OA struggles to cope with the aftermath of the sarin gas exposure and the 10th anniversary of his army friend's passing in Afghanistan.

FBI Season 4 Episodes...

• s04e01 - All That Glitters (1)
• s04e02 - Hacktivist
• s04e03 - Trauma
• s04e04 - Know Thyself
• s04e05 - Charlotte's Web
• s04e06 - Allegiance
• s04e07 - Gone Baby Gone
• s04e08 - Fire and Rain
• s04e09 - Unfinished Business
• s04e10 - Fostered
• s04e11 - Grief
• s04e12 - Under Pressure
• s04e13 - Pride and Prejudice
• s04e14 - Ambition
• s04e15 - Scar Tissue
• s04e16 - Protective Details
• s04e17 - One Night Stand
• s04e18 - Fear Nothing
• s04e19 - Face Off
• s04e20 - Ghost From the Past
• s04e21 - Kayla

FBI Show Summary

A fast-paced drama about the inner workings of the New York office of the Federal Bureau of Investigation. These first-class agents bring all their talents, intellect and technical expertise to tenaciously investigate cases of tremendous magnitude, including terrorism, organized crime and counter intelligence, in order to keep New York and the country safe.