Anticipating eviction from her retirement home after the death of her son and sole provider, rebellious septuagenarian Émilie decides to take revenge on all those who have wronged her. During her journey of initiation, she cuts to the quick to right the wrongs and is joined by Linda, a cleaning lady with whom she has forged a close bond. She, too, has nothing left to lose and decides to wage war against those who have scorned her. Soon, these two companions are hunted down by a pair of policemen.