Ultraviolet - Season 1 (1998)

After a boy kills a priest in school, the team investigate what led up to the attack, and why some of them appear to be infected without having been bitten. The investigation leads them into the world of pedophiles. Meanwhile, Kirsty continues trying to find Colefield.

A man suffering from sickle cell anemia and his sister arrive at the airport from Brazil, looking for Dr. March. As in Robert March, Angies dead husband. As the team tries to sort things out, they discover that the man is infected, and that several crates of "medical supplies" also came in on the flight. Following these supplies leads to serious danger and surprising revelations. Colefield and Kirsty finally meet again.

While the team tries to identify their prisoner and Jacob hiding Kirsty from Colefield, Rice and Colefield both end up searching for Jacob, but for different reasons. Kirsty makes some revelations of her own. Colefield enlists the help of Pembroke, and must make a choice about which side to help.