Although separated by continents and decades, Josef, a Jewish boy living in 1930s Nazi Germany; Isabel, a Cuban girl trying to escape the riots and unrest plaguing her country in 1994; and Mahmoud, a Syrian boy in 2015 whose homeland is torn apart by violence and destruction, embark on harrowing journeys in search of refuge, discovering shocking connections that tie their stories together.

Josef is a Jewish boy living in 1930s Nazi Germany. With the threat of concentration camps looming, he and his family board a ship bound for the other side of the world. Isabel is a Cuban girl in 1994. With riots and unrest plaguing her country, she and her family set out on a raft, hoping to find safety in America. Mahmoud is a Syrian boy in 2015. With his homeland torn apart by violence and destruction, he and his family begin a long trek toward...