CSI: Crime Scene Investigation (2000)

S1E20 Sounds of Silence

Two women accidentally hit a deaf man with their car, only to discover he was already lifeless. Grissom is tasked with uncovering the truth behind his death, but he faces obstacles as the deaf man’s school refuses to cooperate. Meanwhile, Catherine and Nick delve into a shocking case involving a coffee shop massacre, where five individuals have been murdered, seemingly linked to organized crime.