Exit West follows the journey of two lovers, Nadia and Saeed, trying to escape their war-torn home country. While they do this, they go through many struggles as a couple. They go from being two heads of the same coin to struggling to be together, to completely going two separate ways. Most people would consider this to be a very said ending. Two people that seemed like they were meant for each other, only to end up leaving each other forever. However, this is ending is the exact opposite. It is in fact, a very happy ending for both of them.
Their relationship was a part of their old life. A life filled with struggles and war. Throughout the entire book, both characters have been trying to leave behind their old lives to peruse something better. That relationship that they had is a part of their old life. Once they can go their separate ways, that is them finally leaving the last part of their old lives to peruse something better in their new home.