Protagonist and central operative of the series. Begins as a cynical, insubordinate British Army sergeant recruited into MI5/Ministry of Defence. Survives psychological conditioning, navigates Cold War espionage, and transitions into a private investigator post-Cold War. Known for his pragmatism, resistance to manipulation, and ability to outwit corrupt superiors and global conspiracies across multiple decades.
Long-standing personal connection dating back to their intelligence days, now complicated by conspiracy.
Ross holds institutional authority and repeatedly forces Harry back into active duty through coercion.
Anya uses romantic manipulation as a tactical cover for an assassination attempt ordered by the network.
Harry infiltrates Midwinter's operation under false pretenses to track Leo and recover the viral eggs.
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