Lucas and his team are after a gang of Serbian criminals using NATO-issued weapons. As the investigation leads him to Paris, Lucas attempts to reconnect with his estranged daughter, a young narc officer.

Philippe是南法一所消防营的头儿。夏季炎热炙烤，无论天灾还是人祸，火灾隐患四伏，时有爆发可能。军士长Benedicte来到消防营，与40多岁的老手Xavier同级。营外随时可能有火情危机，营内氛围也紧张起来。影片聚焦这些平凡英雄的生活：冲在火情第一线，也在生活的第一线上。