Amidst the early stages of World War II, a newly appointed and inexperienced U.S. Navy commander finds himself tasked with the critical mission of leading an Allied convoy. However, their path is haunted by the relentless presence of a pack of German submarines, lurking in the depths, poised to strike at any moment. The commander must navigate the treacherous waters and rally the convoy, facing the daunting challenge of outwitting the enemy and ensuring the convoy’s safe passage.