Steven thinks his time defending the Earth is over, but when a new threat comes to Beach City, Steven faces his biggest challenge yet.

Ben, a young Irish boy, and his little sister Saoirse, a girl who can turn into a seal, go on an adventure to free the fairies and save the spirit world.

Jim and his friends are now in college, and they decide to meet up at the beach house for some fun.

Trapped on a space station orbiting Earth, a small army of human survivors battle the Undead in order to prevent the destruction of the Earth.