Thea finds herself in trouble with the police after she gets caught using a drug called Vertigo. Oliver thinks the only way tokeep her out of jail is to find the dealer – a man who goes by the name of The Count (guest star SETH GABEL). Oliver turns to anold flame, and current vice cop, McKenna Hall (guest star JANINA GAVANKAR), for help. Meanwhile, Laurel steps in to defend Thea,and Felicity gives Oliver some disturbing news about Moira.
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