When the mother of a young woman goes missing with her boyfriend while vacationing in Columbia, she fears the worst. Although she is thousands of miles away, she uses everything in her power to get answers. After getting stonewalled and running into miles of international red tape, the young woman relies on her wit and savvy to find the answers. As time runs out, can she get the proof she needs to find her mother?
Although he has been missing for several years and the entire town thinks her father has abandoned her family, Meg steadfastly believes the best and protects her younger brother, Charles Wallace, from the brunt of the rumors and taunting. It is he, however, who convinces her to join him, the school sports star Calvin, and three unusual women on an interplanetary voyage to rescue their father from a vast evil.