Fourth volume of the Japanese anime series. Mugen is a disreputable, wild samurai warrior, while Jin is a mysterious, dignified ronin. When the two warriors cross paths and become involved in a violent swordfight, they find themselves as mismatched comrades on a quest to help young Fuu track down an elusive samurai. In this volume, Mugen becomes involved in a plot to raid a merchant ship, and the trio are in danger of breaking up. Episodes are: 'Misguided Miscreants (Part 1)'; 'Misguided Miscreants (Part 2)'; 'Bogus Booty'; and 'Lullabies of the Lost Verse (Part 1)'.