Prologue
The world's two
most powerful families
Da Vinci's and Cahills
Long ago on a island off the coast of Ireland there lived a man named Gideon Cahill with his wife Olivia, and his four children Luke, Katherine, Thomas, and Jane Cahill in 1507 he with the help of a man named Leonardo Da Vinci who seemed to have infinite knowledge created a serum that could make a man faster, stronger, and smarter.
But just as Leo sent the letter though that gave the secret to completing the serum Leo was assassinated and Gideon Cahill died in a mysterious fire Leonardo's wife Lucrezia Donati believed that the church and Vesper family to be behind the murder of Leo so she took the key to Leo's near infinite knowledge the book of leaves and split it five ways giving each one to her children while keeping her husband's pages to give to their last unborn child Leonato.
In Ireland Olivia Cahill had just lost her family her husband died without knowing of her pregnancy with another child and her older children all blamed her eldest son Luke for the death of their father She hoped though that one day they may be together again as a family with her husband's oldest friend Leonardo's descendants.
