拉尔德·克雷加

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 ...

Hit man Philip Raven, who's kind to children and cats, kills a blackmailer and is paid off by traitor Willard Gates in hot money. Meanwhile, pert entertainer Ellen Graham, girlfriend of police Lieut. Crane (who's after Raven) is enlisted by a Senate committee to help investigate Gates. Raven, seeking Gates for revenge, meets Ellen on the train; their relationship gradually evolves from that of killer and potential victim to an uneasy alliance against a common enemy.