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Murphy attempts to strip 10K of his identity, telling him he no longer needs his mission of killing 10,000 zombies. Murphy begins calling him "Thomas" and tasks him with a new purpose: becoming his personal assassin.
Murphy (Keith Allan), 10K (Nat Zang), Doc (Russell Hodgkinson), Addy (Anastasia Baranova), and The Man (Joseph Gatt). Z Nation Season 3, Episode 10: They Grow Up So Fast Review
Lucy, a zombie-human hybrid, ages significantly during the episode. When she is first found, she appears to be a five-year-old child despite her actual age being much younger. By the end of the episode, after being tased and hooded by The Man, she undergoes another growth spurt and appears to have aged another five years.
Before they can secure Lucy, "The Man"—a relentless bounty hunter working for Zona—kidnaps her. Addy gives chase on a motorcycle, while Doc heads to a nearby antenna to contact Roberta Warren or Citizen Z.
Murphy experiences physical distress—heat and difficulty breathing—at the exact moments Lucy is being mistreated by her kidnapper, confirming a strong psychic bond between them. Murphy and 10K in Spokane
At the Museum of Progress, Murphy tests 10K's loyalty by making him perform "The Knife Game" (popularized in Aliens ). 10K, now a "Blend" under Murphy's influence, complies even when he begins cutting his own fingers.