In Body Land, all white and red blood cells, platelets, different useful bacteria and other cells live happily together. In this city, white cells are in charge of maintaining the security of Body Land against invading microbes, bacteria, fungi and viruses led by Rhino. Gooli, a white blood cell boy of 8 years of age, his 6-year-old sister, Lala, and their cute pet, Titi turn to superheroes as they eat the magical fruit of the life tree. They can help white blood cells prevent nasty germs.