Book #24 in the multiple New York Times best-selling Ring of Fire series. SEVEN DAYS IN MAY, 1636 It's spring in Burgundy. The flowers are out and so are the cardinals--of Pope Urban's renegade papacy, now on the run from the Vatican's would-be usurper Borja. Most of the Church's senior leaders have converged upon the city of Besancon, where the Pope plans to offer an ecumenical olive branch to the other Christian denominations...