Muraki, a recently released yakuza hitman, returns to Yokohama seeking a sense of purpose in a rapidly changing underworld. Visiting a gambling den, he encounters Saeko, a mysterious and beautiful young woman who exudes danger and intrigue. Saeko is drawn to the thrill of high-stakes gambling and quickly becomes fascinated with Muraki, sparking a mutual attraction laden with an air of fatalism. Intrigued by her boldness and recklessness, Muraki finds himself entangled in Saeko's enigmatic world, as she seeks ever-greater risks.

Although Muraki attempts to navigate his old gang loyalties and emerging rivalries, Saeko's allure pulls him deeper into dangerous territory. Her need for escalating thrills mirrors the shifting dynamics within the criminal underworld, where old codes and honor are eroded by new, ruthless players. As Muraki grapples with his past actions and the evolving landscape around him, he is confronted with choices that could lead to redemption or further destruction. The atmosphere of uncertainty and the blurred lines between life and death build an inevitable tension as Muraki wrestles with where his loyalties truly lie.