Arrow: Official CW Description For “Canaries”

VERTIGO (GUEST STAR PETER STORMARE) RETURNS AND PITS CANARY AGAINST BLACK CANARY — Oliver (Stephen Amell) is thrown by the changes within Team Arrow. He’s used to calling the shots but sees that the team has evolved in his absence and tensions quickly escalate in the lair. Oliver is furious that Laurel (Katie Cassidy) has [&hellip