Two sisters, separated by oceans and global conflict, are bonded through music and love in this gripping novel based on true events from World War II.The Philippines, 1941. Young and gifted, Italian Filipina Caramina Grassi dreams of voice training in Italy to become an opera singer like her older sister, Rosa, and their Nonna before her. But when the Japanese military invades, Caramina's family is forced to flee to the mountainous Luzon jungle. Finding comfort in her music, she must find the strength to not only survive but fight to protect her siblings and overcome the devastation of war.

Meanwhile, amidst the opulence of the Florentine opera, budding star soprano Rosa Grassi is soon to finish her time at Luigi Cherubini Conservatorio and debut professionally. As Italy falls deeper under the shadow of Mussolini and his henchmen, the Blackshirts, Rosa discovers that secrets run rampant in times of war. When Nazi jackboots march on Florence, Rosa joins la Resistenza to fight the Germans and Duce's regime. A fog of intrigue clouds what she knows to be true in her closest relationships. In a time when family or friend could be foe, Rosa will learn that performing isn't just for the stage. Facing deep betrayal, she'll risk everything to protect the one she loves.

Based on events inspired by the author's family history throughout the war, In the Light of the Sun leaves the reader with hope to the rich tones of beautiful music.