This small molar lived in a city where they had many healthy people and everything in town was perfect but one day strange human beings were admitted, at first seemed harmless were sweet and kind to each of the inhabitants.
After a while they began to procreate other beings called "Karis" (caries) that began to sick people, everything got worse over time and shortly after Denti realized that the out for help so he found "Cepil" someone with experience know what to do and so with the help of "Cepil" managed to go curing each of the inhabitants but it warned it would have a more consistent look as if they stopped spending time you inhabitants could be damaged more or even die.
Denti thus became the protector of this small town.