Dr. Samantha Sims accomplishes her dream of becoming an astronaut and is set to become the first woman to walk on the moon. A routine physical results in a devastating blow when her test results are positive for breast cancer, disqualifying her from her mission and her position with NASA.

After rising to become the most admired woman in the world, Samantha is ambushed by a deadly disease that has plagued her family for generations. With her husband preparing for the worst, her children falling apart, and her doctor running out of options, Samantha turns to the only thing she has left, her faith.