A first-time captain leads a convoy of allied ships carrying thousands of soldiers across the treacherous waters of the “Black Pit” to the front lines of WW2. With no air cover protection for 5 days, the captain and his convoy must battle the surrounding enemy Nazi U-boats in order to give the allies a chance to win the war.

Over the course of a summer, two teenage girls develop the perfect kindred spirit friendship, with one big problem: one of them is dating the other's ex.