The withdrawn loner "H" takes a job at a cash-in-transit company that drives hundreds of millions of dollars through Los Angeles every week. On his very first mission, the money transport is attacked and, to the surprise of his colleagues, "H" single-handedly incapacitates the gangsters and comes up with unimagined precision skills. But "H's" intentions are not transparent and only come to light gradually. Who is the mysterious newcomer and who is he really after?