After thief Alex Cardo gets caught while stealing an ancient katana in East Asia, he soon finds himself imprisoned and beaten up by the crowd there. Especially one of the guards, Demien, feels upset by Alex appearance and tortures him as often as he gets the opportunity. Alex finds one friend and mentor in the jailhouse, Master Sun, who teaches him a superior fighting style cal...。本部影片是《罪途》系列三部曲的最后一部,讲述了为了找出车上的凶手,何赫请刘惜之进行尸检,经过一番排查,他们注意到先前被忽略的大豆酒。随着列车重启上路,他们是否能够找到真相?而这真相又将如何引出凶手?。