A retired detective Tony Zarra (Tony Sirico) is pushed into the world of crime after the murder of his younger brother.

在某次事故中，因女吸血鬼没有及时吸光歹徒的血，使他也变成了吸血鬼，且拥有弱小的力气，足以危害匹兹堡，她和她的地下刑警男冤家要共同阻止这场灾难发作......