电气厂工头小郑和小袁租住于小学教员刘先生的旧洋房的二楼，焦大毛与养女燕姑住三楼，刘先生自住一楼。燕姑包办了小郑和小袁的饭，三人间产生了三角恋爱。因燕姑不肯与一富商往来，焦大毛毒打燕姑，小郑让燕姑躲进自己的房间。小袁听得小郑熟睡，便欲对燕姑非礼。小郑惊醒，与小袁争斗，刘先生、焦大毛相继惊动，小郑抢出燕姑远走他乡。小袁千方百计找到小郑，二人大打出手被捕入狱。抗战爆发，二人提前出狱参军，小袁不幸牺牲……

A cabin cruiser is shipwrecked off the coast of a remote island, and its three passengers manage to reach the island safely. The island is owned by a strange and enigmatic count who invites them to stay. But he has an underlying motive for his apparent generosity: Count Zaroff enjoys hunting--and he only hunts the most dangerous game: humans!