Dr. Daniel Pierce, a neuroscientist and professor, is recruited to help the federal government crack difficult cases. His intimate knowledge of human behavior and masterful understanding of the mind give him an extraordinary ability to read people, but his eccentric view of the world and less-than-stellar social skills can often interfere with his work.

In the Wild West at the turn of the century, two young brothers watch as their Grandpa is gunned down in cold blood. The desperados kidnap the older boy while a priest takes in the younger one. Thirteen years later these two brothers will cross paths again as they both seek revenge, each in their own way.

Novalee Nation is a 17-year-old Tennessee transient who has to grow up in a hurry when she's left pregnant and abandoned by her boyfriend on a roadside, and takes refuge in the friendly aisles of Wal-Mart. Eventually, some eccentric but kindly strangers 'adopt' Novalee and her infant daughter, helping them buck the odds and build a new life.