Toto has transformed into a virus and he now sees what viruses can do to his friend, Laura. Let the battle begin! Will he be able to help Laura get better, and who will be there to support him? Let's find out!An epic battle is taking place right before our very eyes, noses, ears and mouths! And help is on the way from an unlikely but lovable source. What is this source? Meet Toto, your average boy who takes an extraordinary journey to unpack the fascinating world of viruses, parasites, bacteria and mold! Become a germs expert and triumph!Series features: