Henri Matisses Chapel of the Rosary in Vence, France, is targeted by four adversarial factions. A New York City investment group seeks to buy it. The Vatican demands the security of the chapels iconic artistry and its resident Dominican order. The French government fears yet another act of cultural kleptocracy. Finally, two Tunisian French medical doctors are offended by Matisses use of Arabic, Moorish, and Islamic decorative arts, and they discover...