Manuel Argas and his young son Rafaelo travel the winding roads of Renaissance Italy, their true identities carefully guarded, their past shrouded in mystery. As they journey from forest paths to bustling port cities, Manuel’s medical knowledge becomes both their salvation and their greatest danger.
When they need to face their greatest test, Rafaelo confronts revelations about his own identity that will force him to decide where his loyalties truly lie.
Will Manuel and Rafaelo fulfill their dream of reaching the shores of the Holy Land? And at what cost will their freedom be won?
A sweeping historical saga of faith, sacrifice, and the unbreakable bond between father and son, By the Power of an Oath illuminates the forgotten stories of those who lived double lives in an age of religious persecution.





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