It is Christmas Eve and Fireman Sam is very busy. Between getting Trevor out of the snow and rescuing Sarah and James from an icy pond, he has to find a Christmas tree and bring it back to the town.
Kaka is the son of a hero. His body is invaded by an evil force which grows stronger as he grows older. Eventually this force will have enough dark power to destroy the entire world. To prevent such a catastrophe from happening, the legendary Black Dragon, Princess Nini, Chief Baragon and bratty Bearly team up with Kaka to defend their homeland. They venture through forbidden lands, an underground world and a parallel universe, fighting off carnivorous flowers and stone creatures along the way. Despite the risks, the youngsters show no fear. They are determined to banish dark forces from their land.
A small robot, destined to be one more in an automaton factory, finds a precious object that makes him deviate from the stipulated path. The factory removes the object for going against the norm. So the little robot will try to get it back no matter what, and learn the true value of the object along the way.
A shark teacher teaches about the types of seals to his students clownfish Bella and stringray Milo. Shark teacher then lectures about various ocean animals' characteristics from their living styles and personalities.