The group plans to utilize him as a bargaining chip in negotiations which lastly failed. His enterprise journey swiftly goes downhill as Rokurou is captured by a mercenary group working in Roanapur, known as Black Lagoon.
Enter Rokurou Okajima, a imply Japanese businessman who has been residing a uninteresting and monotonous life, when he lastly will get his probability for a change of tempo with a provide journey to Southeast Asia. A haven for convicts and degenerates alike, the city is notorious for being the center of illegal actions and operations, often fueled by native crime syndicates.
Inside Thailand is Roanapur, a depraved, crime-ridden metropolis the place not even the authorities or church buildings are untouched by the claws of corruption.