A district attorney is killed at a wedding for getting too close to a French-Canadian drug lord that's operating in Miami. Since the victim was a close friend of the criminal's lawyer, Sonny tries to make the lawyer do something about it.

Crockett and Tubbs are fingered as cops by a Customs agent who's being blackmailed by the drug kingpin the detectives are trying to nail.

Tubbs' former partner frames him when he abducts a chemist for some drug dealers.

An executive's murder alerts Castillo to Yakuza presence in Miami, but the arrival of a Japanese investigator is no help.

Tubbs relates to American Indians trying to save their homeland.

Crockett & Tubbs want to bring in a serial killer, but fear that it may blow their covers to break too soon.