Radicalized terrorist who steals Semtex explosives after murdering arms dealer Harry. Former law student and Kate's ex-lover, Ash joins Nabil's extremist group after personal grievances. He executes the restaurant bombing and is ultimately tasked with a suicide attack at a wedding, where he is confronted and killed by Ewan.
Ewan is officially hunting Ash, the terrorist who stole the Semtex.
Ash and Kate reconnect after their university breakup, reigniting past emotions.
Nabil holds authority over Ash, having recruited and radicalized him during law school.
Ash murders Harry to steal the Semtex explosives.
Mark actively pursues Ash and his associates during the investigation.
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