For research purposes, the book is loaded with some great information. It is dead wrong in saying Pius IX was involved with the masons, a lie which Ven. Pius IX himself in a formal allocution, called "the darkest of calumnies".
It unmasks the "Rampolla clique". And shows that under various popes that the Liberal/Modernist "changes" in the Church began being ushered in, decades before the bogus Vat 2 council.
Martinez's research on the Jєωιѕн ancestral background of Eugenio Pacelli and the Pacelli family's direct connection with the Rothschilds family - and Eugenio Pacelli's docuмented work for the Zionist cause in Germany in the 1930's (which shocked German Catholics at the time) is chilling.