"Kayıp Şehir" is a Turkish television series that aired in 2012. The show is set in the 1960s and revolves around the lives of a wealthy family living in Istanbul. It explores themes of love, betrayal, and the impact of social class on relationships. The main character, Süreyya, faces numerous challenges as she navigates her family's expectations and her own desires. The series features a talented cast, including Özgü Namal and Engin Günaydin, and is known for its dramatic storytelling and rich historical context.