Gajuu

Satsuki, an ordinary high school boy, is traveling aboard a subway train alongside his childhood friend when their routine commute takes a terrifying turn. Without warning, the underground train grinds to a sudden and complete halt, plunging the passengers into uncertainty. What initially seems like a mechanical failure quickly reveals itself to be something far more sinister as the trapped commuters begin to investigate the cause of the stoppage. Upon closer inspection, the terrified denizens of the train discover that they are not alone in the dark tunnels. A mysterious and monstrous beast has appeared, turning the confined carriages into a deadly hunting ground. The discovery shatters any remaining sense of security, sending shockwaves of panic through the stranded crowd. With no immediate hope of rescue, chaos erupts as the passengers are forced into a desperate struggle for survival. Satsuki and his childhood friend must navigate the ensuing terror, fighting against both the relentless creature and the rising hysteria around them. In a harrowing race against time, the survivors must find a way to overcome the beast's threat and escape the subterranean nightmare to reach the safety of the surface above.