Loves Determination (FriskxSans) (editing and creating more chapters)

Frisk is the daughter of a rich and top placed gang called Underblow. Unlike most humans, Frisk is born with a soul making her a sorceress. Sorceresses however, are wanted by the government for war weapons.
Frisks Mom was one of the extreamly rare humans to have a soul so when she had her two twins a boy named Chara and a girl named Frisk, she raised them to hid their ability's. One day their mother was being hunted for being a wanted escaped war fighter (sorceresses were war slaves) and was being hunted as they were hot in her trail. As a result, she turned to a kind monster woman named Toriel to take care of her children.
Asgore and Toriel raised them to be members of their gang, called the Underblows. Frisk being the leaders and the guilds only weakness as her kindness melted any heart wile Chara was their secret weapon.
A rivaling gang called the Gasters lead by the boss G or otherwise known as Sans wants to take over the Underblows place as top gang so he sends his brother Papyrus to spy and get in-tell. Once he finds out a human girl named frisk is their weakness he plans his attack but when he comes face to face with her, his heart melts. Is he falling in love or into a trap?

ALL CREDIT OF UNDERTALE CHARACTERS AND PICTURES USED GO TO THEIR OWNERS I OWN NONE OF THEM!!!!! JUST THE STORY!!