The film, based on a Jean Stelli sroty, tells the adventures of a lieutenant of marines and the mystery of the ship explosion caused by a spy network.

A triple love story between Mine (Nebahat Çehre), the owner of the farm in the deserted lake valley, and pilot Mazhar (Samim Meriç), whom she had to marry due to the threat of death in the air, and her childhood sweetheart, her aunt's son Ümit (Göksel Arsoy).