水牛城警局一名警员沉迷于一件多年悬而未决的凶杀案。失踪者均为年轻女性，因为从未发现受害者尸体，警局终止了案件调查。当警员的女儿失踪后，警员放弃一切，发誓要找到女儿....Detective Mike Fletcher, a rugged and obsessive police officer, and his partner Kelsey Walker, are on the trail of a serial killer who prowls the streets targeting young streetwalkers. When his teenage daughter disappears, Fletcher discovers that the killer has kidnapped her after mistaking her for a prostitute. Fletcher's obsession goes into overdrive when he drops all professional restraint to get the killer and save his daughter.