George Harvey Bone is a composer in early 20th century London, who is under stress because he is writing a piano concerto. Due to this stress, he gets black outs when ever he hears dissonances. When he finds himself after the black out in a different quarter of the town, he returns home, to read in the paper that somebody in that quarter was murdered. Asking help from a doctor ...。乘警长战玉接到上级命令协查犯罪嫌疑人秦得民,秦得民经过乔装改名乘列车出逃,惯偷雪入银碗也悄悄登车准备窃取财务,而始终暗地跟踪的银匠不知是敌是友,战玉等人在列车上又面临着新的考验。。