In the twilight years of the Roman Empire a soldier named Sebastian serves in the Praetorian Guard under the Emperor Diocletian; the Empire is declining and Diocletian is looking to restore it to glory.

Maximilian Kolbe was born in Poland at the turn of the 20th century to devout parents; as a child he had a vision of a visit from the Virgin Mary set him on a path toward religious service and martyrdom.

In the early 13th century, Francis, once wealthy and frivolous, is transformed by war. Answering Jesus' call to "rebuild my church," he forms a brotherhood and preaches a life like Christ.

In 4th century Egypt, Moses, a notorious bandit, undergoes a radical transformation after a moment of faith. At a desert monastery, he renounces violence to follow Christ.

Mary Magdalene, once tormented, finds healing with Jesus of Nazareth. Freed from demons, she becomes his devoted follower, witnessing his ministry, crucifixion, and resurrection.