it was the 1920's and your parents owed a lot of money to the skeleton Mafia you were a 5-year-old child you had no idea what was going on but all the sudden you were beaten down by a whole bunch of men and when you woke up you recovered and bruises and cuts and the Three skeleton brothers were standing over you as you were tied to a chair and gagged you were crying for fear

Papyrus: gaster remind me again why we need a child?

Gaster: she'll be useful besides~

Sans: can we kill her parents?