"The Shadow Lines" is a novel by Indian author Amitav Ghosh that explores themes of memory, identity, and the impact of borders. The story is set against the backdrop of the Indian Independence movement and the Bangladesh Liberation War, weaving together personal and political narratives. The protagonist reflects on his family's history and the connections between people across different countries. The novel emphasizes how artificial boundaries, such as those created by nations, can affect relationships and perceptions, ultimately questioning the meaning of home and belonging in a divided world.