Artimise

It’s a new school year and Ryuuji Takasu discovers not only is he in the same class as his best friend, Yusaku Kitamura, but also Minori Kukshieda whom he's had an undisclosed crush on for quite some time. Ryuuji, the main character, runs into Aisaka Taiga who happens to live next door.

Within Thailand lies the city of Roanapur, a safe haven for all types of criminals and where corruption thrives to its very roots. Ran by big crime syndicates like the Yakuza or the Russian and Italian mafias, Roanapur is the center for illegal and criminal activities, and is the base of operations for the notorious group called Black Lagoon.