After his wife is murdered by street punks, a pacifistic New York City architect becomes a one-man vigilante squad, prowling the streets for would-be muggers after dark.

Nico Toscani is an Italian immigrant, American patriot, ex-CIA agent, aikido specialist and unorthodox Chicago policeman. He is as committed to his job as he is to his personalized brand of justice—expert and thorough bone-crushing.