A gathering of shadows - Russell Davis

Set in the present day, A GATHERING OF SHADOWS introduces a new generation in the saga of the Noir and Derlicht families. Here we meet Mason Noir - the great-grandson of Thomas Noir, and once again there is a Noir male who is a thirteenth son of a thirteenth son.
Mason's father, James, had trouble impregnating his wife, but with the help of new medical technologies, was able to fulfil the family mandate and provide the appropriate heir. If all goes as planned, Mason will inherit the vast family fortune - along with the temporal and magical power he's dreamed of for most of his life...