在圣巴勃罗海滨,一场醉酒狂欢后,鲍勃担心他可能杀害了一名男子,由于不确定,他需要到孤立的船上找一份工作。那天晚上,他救了企图自杀的安娜并把她带上了船。但是鲍勃的伙伴Tiny想驱逐安娜,担心她会破坏兄弟之情,而尚未解决的谋杀悬疑正是Tiny所需要的借口,海面上四伏着浓雾与邪恶...After a drunken binge on the San Pablo waterfront, longshoreman Bobo fears he may have killed a man. In his uncertainty, he takes a job on an isolated bait barge. That night, he rescues lovely Anna from a watery suicide attempt and installs her on the barge. But Tiny, Bobo's longtime pal and parasite, hopes to drive Anna away before domestic bliss tears Bobo away from him; the still unsolved murder may be just the wedge Tiny needs. There's fog on the water and evil brewing...