A key witness is gunned down by a young man trying to evade the military draft. The shooter's pregnant, widowed girlfriend may be the only clue to his whereabouts as Ironside strives to catch him before he flees to Canada.
Leland McIntyre asks Ironside to find out who is trying to kill him. Eve finds several students connected with the eight-year-old murder case the judge is reenacting in Mark's law class. Ed sits in so he can be a bodyguard for McIntyre.
The investment manager for the police pension fund is charged with murdering his secretary. The man says he did it, but Ironside is puzzled by gaps in his confession and by large amounts of money the secretary had collected.
While in Quebec for a police convention, Mark is nearly killed by French separatists. Ironside's involvement in the case is complicated when the man arrested as the bomber is the son of a former lover.
When it becomes clear a police raid was tipped off, the evidence begins to show that Ironside may have been responsible. Ed joins the internal investigation that will either clear - or convict - Ironside.
The team goes to see Eve's friend perform at a local bar where she is performing in a trio. After a delay in starting time, the two male trio members who are brothers announce to the audience that the friend will not be able to perform that night. When she can't get in touch with her friend and the body of a young murder victim that may be related to the band is discovered, Eve becomes involved with one of the brothers.
Ironside and his team have to escort a Czechoslovakian refuge to Mexico where she is to be traded for an American scientist. But it appears that someone has blown their cover and that a third party is now involved.
Ironside and crew assist an ex-convict whose son has been kidnapped by a militant group so the ex-convict will supply them with explosives from the construction company at which the man has been employed.
Ed and Eve go south of the border to interview Lonnie Burnett, someone Eve helped clear of a murder charge in the US but now faces a similar charge in a foreign country. A muckraking reporter also shows up and complicates their situation.
Ironside, who has invested money in a controversial stage show, brings his team to a rehearsal when it's discovered one of its performers has died mysteriously from a drug overdose. With such a large cast there are any number of suspects.
Mark, who has been up for three nights on an extended stakeout, accidentally hits an elderly woman. Mark befriends her and gradually uncovers her secret past. Meanwhile Ed works on a separate jewel heist case.
An underground terrorist group breaks a member out of jail. The son of a prominent lawyer appears to have a connection to the group but Ironside isn't sure if he is a willing participant in their schemes.
Ironside investigates a purse-snatching, but not just the usual petty crime: the victim is the widow of the former head of the Police Commission, and the purse contained a little cash . . . and $200,000 in jewelry.
After a parole officer is shot at Ironside finds the list of possible suspects is quite long. A drug pusher may be responsible since he is especially hard on them after his sister was confined to an institution after a bad drug experience.