Royal Pain (Chara x Sans) (Very slow updates)

This is my first fanficton so please bear with me guys. This is a au were Chara didn't eat the buttercups'and her powers are stronger than ever. Asriel on the other hand died of a sickness (more will come in the story) and both Tori and Asgore are dead from mysterious circumstances (will also come later into the stor...