Carmel Amit

After advanced technology embedded with security data is secretly woven into a designer dress, Neal and Peter must plunge into the world of New York's Fashion Week to prevent an international criminal from completing a treacherous sale.

Karen makes a drastic change in her life, and Joss wonders what her life could've been if she had chosen Scott instead.

April's guilt lands her in strife with Blair, which brings her closer to Lucy. Vivian has some shocking news for Karen. Joss finds out that the cops believe that she and Calista were in cahoots about killing Luca.

Harry deals with the consequences of sleeping with Niko, which put his career on the line. Karen enters unchartered territory in her relationship, and April tries to get over her past issues.

After her criminal past is exposed, Laurel goes full Black Siren and starts a crime spree; Felicity refuses to give up on her friend, and summons Sara Lance for help.

Joss contemplates taking the plea deal and the impact this would have for a future with Harry. Karen aids Vivian in hiding her secret from Alec. Marc and April get surprised by his sister.