Narvel Roth is a meticulous horticulturist who is devoted to tending the grounds of a beautiful estate and pandering to his employer, the wealthy dowager Mrs. Haverhill. When she demands that he take on her wayward and troubled niece, it unlocks dark secrets from a buried violent past.
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 WWII. 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.