In the opening scene, a criminal gang led by Brusstar (Joe Spinell) enters a home with the intention of killing a man. A housewife, Christine (Nancy Kwan), survives the hit that kills her husband and young son. Shocked, she discovers that her upstanding citizen of a husband (played by Phil H. Fravel) was a drug dealer. She decides to take revenge on the criminal gang that has murdered her husband and son.