John Sanford is a driven Houston businessman with little life outside of his work. Compelled by circumstances beyond his control to relocate his manufacturing to Mexico, he partners with Mexican businessmen who are fluent in both Spanish and English. Rather than trust his new associates, John decides he must learn Spanish and commits to a total immersion language course that requires him to live in a Mexican household. He is placed in the home of Lourdes de Madrid Rodriguez, a haughty and complex woman with a dark past. John has a difficult time adjusting to his new world. Tension rises between him and Lourdes, and ultimately deep feelings are awakened in both of them. But can their blossoming love overcome painful histories that haunt them both? Under a Mexican Moon is tale of love, life, and death filled with complex characters and painful secrets. How much of themselves will John and Lourdes have to give up in order to come together? Will love finally prevail or will the journey simply be too costly?