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.
FELICTY DISCOVERS A SECRET ABOUT OLIVER; CURTIS GOES UNDERCOVER — Felicity (Emily Bett Rickards) learns something new about Oliver (Stephen Amell) that shocks her. Meanwhile, Diggle (David Ramsey) asks Curtis (Echo Kellum) to go undercover for ARGUS. Dinah (Juliana Harkavy) works with an unlikely ally.