Due to the accidental death of her husband during a hunting trip, Ana Keller inherits his arms factory. She finds herself overnight at the head of this company which was about to merge with that of a competitor, David Landri. These sudden changes disrupt Ana's daily life. Invested in her new function, she seeks to supervise everything, must continually prove herself and impose herself in a world of men. This keeps her away from her loved ones and especially from her children, Sacha, 16, and Chloé, 22. The latter turns her back on him when she will need her the most..