Sir Horatio Hornblower has received strict and highly confidential orders from the highest rank: he must embark upon a grave and perilous mission to recapture the Flame in the Bay of Seine, where the brutal and foul-tempered Lieutenant Augustine Chadwick is being held prisoner by a mutinous crew. Rescuing the Lieutenant demands all of Horatio's spirit and seafaring prowess – for at the same time, he must contend with capturing two French cargo vessels and take part in negotiations to topple the faltering Napoleon once and for all ...