Isulka is a mageress and an outsider, a little crooked and in a lot of debt, making her living by putting on magic shows in the cabarets of Paris. Scipione is a Venetian duellist like none other, a relic of the past exiled from La Serenissima, betrayed by his brothers and out for Vendetta.
Recruited by an English employer to pilfer a ruby ring, their mission quickly takes a perilous turn when they discover the true value of the jewel. The lure of profit will take them from Paris to Cairo, from low blows to cut-throats, in a high-speed chase with spies, criminals and an unsettling Egyptian cult