Return to the Nest tells the story of a young woman who, following the death of her mother, sets out to find her father, whom she has never met. In 1985, during the Iran-Iraq War, a large-scale operation is carried out to bring 215 passengers from Iran to Turkey. Among these passengers, whose lives have been saved, is a young Japanese girl named Keiko. Keiko falls deeply in love with Zafer, a lieutenant in the special forces stationed at the Turkish Embassy in Iran. However, the war forces them ...