A former girlfriend of Peter's gets kidnapped, because her husband, an ex-CIA agent reneged on a deal to supply terrorists with bomb detonators. After confronting her husband, Peter and his Counterstrike team-mates try to find the woman.
Nicole wins the confidence of a nightclub-owning drug-dealer who is plotting to kill a prosecutor in Colombia. The Counterstrike team's mission is to foil his plans.
The Counterstrike team protects a priest who is slated to testify about human rights abuses in his native South American country. The priest manages to flee to Boston, but hit-men track him down.
The Social Liberation Front (SLF) is killing rich industrialists. Their demand: a safe-cracker in a French prison be released. So Nicole infiltrates the SLF. Luke gets embedded with the safe-cracker in prison. Peter plays his lawyer.
The back-story of how the Counterstrike team was put together to find and rescue the kidnapped wife of billionaire Alexander Addington from the clutches of Kruger, a terrorist who wants weapons as ransom.
Luke's paternal instincts are aroused when a former girlfriend named Zoe shows up with a baby who she claims is his. Soon, Zoe gets shot and the baby disappears. Peter and Nicole uncover a baby-smuggling ring in Toronto and go after it.
A double takes the place of Addington at an important conference while the Counterstrike team tries to find a runaway gypsy boy pickpocket who was a witness to a murder in Greece. Can they find the boy and spot the double?
Luke is kidnapped, brainwashed and hypnotized by Russian Military Intelligence (GRU) to became an assassin. When he returns to his old life, his behavior makes Peter and Nicole suspicious. Can they find out what Luke is up to?
An African-American professor gets kidnapped because he is the heir to an African throne. A more sinister group takes Luke hostage. Peter and Nicole must get Luke and the professor back from their respective kidnappers.
Suzanne gets captured by the killers of her friend, after she hides the briefcase he gave her. Briefcase contains information damaging to a pharmaceutical company her friend worked for. The Counterstrike team tries to find and rescue her.
Jason, an old associate of Nicole's, has stolen jewels off of a rich toy manufacturer. He and Nicole are kidnapped by criminals who want the blueprints Jason has unknowingly stolen along with the jewels. Peter and Luke have to save them.
Counterstrike team's mission is to foil an IRA plot, but Peter aborts the mission after being told by British Intelligence to back off. At Addington's orders, Luke and Nicole try to finish the mission, while Peter does some soul-searching.