Spring 1814 and, after four exhausting years on the North American Station, HMS Tenacious is finally heading home. With the war in Europe drawing to a close, it is even doubtful whether she will be needed again while her captain has his own reasons to reach England.
But their journey is broken by a strange encounter, and many are soon robbed of the peace they have earned as a new and particularly wicked enemy emerges, one that threatens...