"Between Shades of Gray" is a historical fiction novel by Ruta Sepetys that follows the story of a young Lithuanian girl named Lina, who is forcibly deported to a Siberian labor camp by the Soviet regime during World War II, where she must fight for survival while grappling with the harsh realities of her captivity, finding solace in her art as a way to document her experiences and maintain hope for her family's future; the book explores themes of resilience, family bonds, and the power of art in the face of immense adversity.