Ahmet battles with the prospect of disappearing forever while Halit gets shot by George's Man and battles for his life. Esra travels to the future to bring back penicillin.
"Hairspring" is an Ottoman Turkish-origin word, describing the final episode. It means "the arc which helps move the clock." Our characters gain their ends by preventing the assassination of Mustafa Kemal. Now it's time to go and embark on a new adventure.