The movie, as well as series 3, were lost
by NBCI. So here is a summary of what should have happened.
The Rangers went to Earth to stop Cyann from taking it over
as she did Stregna. Katie and Seth stayed behind. After the others left,
Boron destroyed the lab with the remaining two rangers inside. It is unknown
weather or not they survived.
Cyann was killed by Olympius on top of a building. Vulca
and Ecliptor were with her and forced to watch.
The series 3 rangers were introduced and helped stop Cyann's
Hevesta was freed from a tumb and vowed to free her husband.
The series 2 rangers said their good-byes and went their