In 1959, as part of the dedication ceremony for a new elementary school, a group of students is asked to draw pictures to be stored in a time capsule. One mysterious girl fills her sheet of paper with rows of apparently random numbers instead. Fifty years later, a new generation of students examines the capsule's contents and the girl's cryptic message ends up in the hands of Caleb. But it is Caleb's father, professor John Koestler, who makes the...