"LAUREL STEPS IN TO HELP OLIVER
Slabside becomes even more dangerous after a guard is murdered and everyone is a suspect. Felicity (Emily Bett Rickards) enlists help from a surprising source in her pursuit of Diaz (Kirk Acevedo), and Laurel (Katie Cassidy) flexes her muscles as the District Attorney.
Kristin Windell directed the episode written by Sarah Tarkhoff & Tonya Kong."