The artillery of the Confederates has been constantly pounding the troops of the Union for several days. The medical corps is overwhelmed by the too many wounded including Corporal Blutch. General Alexander in agreement with Washington has decided to bring in bridesmaid volunteers to help the nurses. They will give care to the wounded, will assist the dying in their last moments. Of course, the arrival of these women will lead to the rule of indiscipline. To this end, Private Burke is appointed to play the role of Miss Bertha, a maritor who repulses all those who do not need urgent care. Captain Stark will fall in love with it. As for Blutch who is entitled to a convalescence leave, he decides to marry Jenny, one of the nurses...