Vivian Carter was a brilliant scientist—the first woman in America to make a breakthrough in nuclear navigation. But just as she was about to receive her highest honor, tragedy struck: she died saving her eight-year-old son, Richard Sterling. Seventy years later, Vivian wakes up in 2025—inside the body of an eighteen-year-old girl who shares her name. Her once little boy is now an old man… and she even has great-grandkids!