"...after being accused of murder and having her criminal past exposed...
"...'Laurel' (Katie Cassidy) goes full 'Black Siren' and teams up with old criminal acquaintance 'Shadow Thief' (Carmel Amit)...
"...to go on a crime spree around 'Star City'.
"Then while Dinah (Juliana Harkavy) aims to bring Laurel in, Felicity (Emily Bett Rickards) refuses to give up on her friend...
"...trying everything to get through to her, even summoning 'Sara Lance' (Caity Lotz) for help.
"However, Laurel rebuffs all her efforts...
"...forcing the former friends to face off against each other."
Click the images to enlarge and Sneak Peek "Arrow: Lost Canary"...