The group dispatches the majority of the mercenaries and escape to the Black Lagoon in their car. Meanwhile, the board of Rock's company gives Kageyama, Rock's superior, the authority to pursue the missing disc, and Kageyama hires a mercenary group to attack the Lagoon Company when they stop in the port city of Roanapur. Despite this, Rokuro begins to bond with the members of the Lagoon Company, and Dutch gives him the nickname 'Rock'. After obtaining a confidential disc for their client, Balalaika, the head of Hotel Moscow and a part of the Russian Mafia, Revy takes Rokuro as a hostage onto their ship, the Black Lagoon, to hold for ransom. While on a business trip at sea for his company, Rokuro Okajima is abducted by the members of the Lagoon Company: Dutch, Revy, and Benny.
