Ep 7. Chemical Mary

Reddington and the task force pursue a woman known as "Chemical Mary," a prolific underground chemist specializing in chemical weaponry who has worked with a variety of infamous criminal organizations. As they close in on her location, the team must navigate a complex web of misinformation and deception in order to find and apprehend her. Meanwhile, Liz and Ressler work to track down a former Blacklister who has re-emerged and is wreaking havoc across the city. As tensions rise and loyalties are tested, the team must come together to stop the threats before it's too late.