Washington, D.C., Police Chief Jack Mannion, runs a modern-day "Untouchables" team to patrol the most crime-ridden, drug-infested streets in his city.

Detectives suspect three elves of robbing a Salvation Army truck before Christmas; Mannion plays Santa Claus.

Mannion works to save an AIDS rally organized as a legacy from a friend who is dying of the disease; Temple and Debreno try to put a criminal away for good.

Bill Wallace confesses to murdering a stranger, then recants, sending Mannion and his team in search of evidence to keep the killer from getting away with it.

Police headquarters is quarantined when a man in custody appears to have an unknown infectious virus.