Chesterfield and Blutch are the only two survivors of the Battle of Fort Tyler. They find themselves among the infantry troops of Colonel Oscar Lagrange. They arrive at the gates of Lagrange, a city of Georgia. The colonel orders Blutch to go as a scout to estimate the danger to cross this city. It turns out that this locality is defended by a group of women led by Nancy Hill Morgan. Faced with a trade army the struggle seems very unequal but it would be imprudent to underestimate this determined enemy, well armed and above all very cunning...