The exexutive producer Wendy Mericle fives us an inside look at tonight's Arrow Season 5 Episode 6 "So It Begins".
In this episode, Prometheus ups his killing spree. Felicity and Curtis discover the victims have a mysterious link to Oliver’s past and this new secret could upend his new team.
Visit Arrow Episode Guide: "So It Begins"! to find the full episode description photos,promos and two sneak peek videos!
