The Sister of the Flame: A Dark Medieval Thriller of Faith, Vengeance, and Secret Love:

A Dark Medieval Thriller of Faith, Vengeance, and Secret Love They burned her sister as a heretic.
They called it justice.
They were wrong. After the execution of Joan of Arc, France believes the Maid's fire has been extinguished. But in the shadows of a broken nation, her sister Catherine d'Arc survives and remembers. While the Church rewrites history and absolves itself of guilt, Catherine becomes something far more dangerous than a martyr. Armed with a single assassin's knife and an unbrea...