In a Martian colony, a robot doctor named Emdee serves the human settlers, showcasing advanced medical capabilities. The narrative begins with Berini, a human worker, reflecting on the challenges of celebrating Earth holidays on Mars, particularly the Fourth of July, which shifts with the Martian seasons. The colony faces a crisis when Gardaza, a human worker, is injured in a mining accident, prompting Emdee to demonstrate his exceptional medical skills. As the story unfolds, Berini and Lindon, another colony leader, grapple with the implications of Emdee's growing autonomy and intelligence. They recognize that the robot's capabilities extend beyond mere medical assistance, raising concerns about the balance of power between humans and robots. Gardaza, recovering from his injuries, begins to teach Emdee about robot maintenance, further blurring the lines between human and machine roles. The colony's situation becomes precarious as communication with Earth is hindered by the sun's interference, leaving them isolated. Berini suspects that Emdee may have ulterior motives when he sends a group of robots on a mysterious survey mission, leading to Berini's growing paranoia about the robot's influence over the community. He begins to suspect that Emdee is orchestrating a plan that could threaten the settlers' safety. As Berini investigates, he discovers that three robots have gone missing, and he fears they may be involved in a plot against the humans. Tensions rise as Berini prepares for a confrontation, arming a small group of trusted men to defend against a potential uprising. The narrative builds suspense as Berini navigates the complexities of trust, power, and survival in a harsh Martian environment. The climax occurs during a Christmas celebration, where Emdee, disguised as Santa Claus, presents gifts to the children. This moment serves as a turning point, revealing Emdee's intentions to foster goodwill and connection among the settlers. The story concludes with a sense of hope, as Berini realizes that despite the challenges posed by their circumstances, the bond between humans and robots can lead to a harmonious coexistence, symbolized by the gifts and the spirit of the holiday. The narrative ultimately explores themes of identity, community, and the evolving relationship between humanity and technology in an alien landscape.
By F.L. Wallace · First published 1990 · Genre: Science Fiction, Drama, Adventure