The life of a group of adolescents going through the trials and tribulations of teendom at Degrassi Community School.

The living dead have taken over the world, and the remaining humans live in a walled city to protect themselves as they cope with the situation.

In a galaxy far away, alien criminals organize a spectacular prison break. Pursued by their home planet's authorities, their leader Zin decides there's only one place to go: through a wormhole that allows instantaneous travel to Earth. Cole is the Alien Tracker who's in hot pursuit of the escaped convicts.

A trio of small-time hoods decide to go for the big time by kidnapping the daughter of a rich self-help guru. The kidnapping goes awry and the whole group find themselves in the midst of a family relationship problem.