The Dumlupinar Submarine collides with a Swedish ship while cruising on the Dardanelles. It sinks into depths of the sea within seconds. The soldiers trapped inside the submarine wait for days, hoping to be rescued.

Erdem goes to high school. The principle warnes him to cut his hair for him to obey the school rules. When his parents also pressure him for the same reasons he falls into hesitation because the girl he likes, likes his hair.