“Paris Echo” tells of an unexpected friendship between an American woman and a young man from Morocco, who met in Paris and changed each other’s lives. The book also touches on the themes of World War II, the French Resistance, self-sacrifice, and betrayal. Hanna comes to Paris to write a book about the lives of French women during the German occupation, and there she meets Tarik, who is searching for his mother and dreams of a free life. Together they will discover much about the dark pages of French history connected with the occupation and ethnic conflicts of the postwar period.