Helg Sgarbi had perfected the art of seducing, swindling, and blackmailing ultra-rich women across Europe. Fleecing a billionaire BMW heiress should have been the crowning achievement of his career.

When Nazi-sympathizing politician Jorg Haider died in a crash, his 27-year-old protégé Stefan Petzner was left to lead the Austrian far right—and to mourn the boss who he revealed was also his lover.