On the planet Mars, a man is brutally murdered, and his brother, Caution Templer, a keeper, arrives to investigate. Pursued by the killer's henchmen, Caution teams up with Buckskin Greenberg and searches for his brother's body at the morgue. As Dr. Halliday examines the body, Caution presses her for answers, unaware that the CEO of the mining company, Phillip Clement, has a dark secret and Ike Ringo is his loyal accomplice.
Mars
A martial artist travels to Mars to uncover the truth behind his brother's disappearance, and finds himself face to face with a sinister mining corporation with a dark history.
