Harry, an alien with a mission to kill all humans, takes on the identity of Dr. Harry Vanderspeigle in Patience, Colorado, after the town's doctor is murdered. He awkwardly adapts to human norms while working at the clinic. Young Max sees Harry's true alien form and becomes a threat. Harry contemplates silencing Max through an "accident." Despite his alien nature, Harry begins experiencing human emotions, especially after bonding with his colleague Asta, who's struggling with her own emotional turmoil and grief over the previous doctor's death. Harry