S.I.S.

S.I.S., or Special Investigation Squad, is an elite branch of the LAPD. A new psychopath terrorizing Los Angeles proves to be their hardest case yet. S.I.S., or Special Investigation Squad, is an elite branch of the LAPD. A new psychopath terrorizing Los Angeles proves to be their hardest case yet. S.I.S., or Special Investigation Squad, is an elite branch of the LAPD. A new psychopath terrorizing Los Angeles proves to be their hardest case yet. S.I.S., or Special Investigation Squad, is an elite branch of the LAPD. A new psychopath terrorizing Los Angeles proves to be their hardest case yet.