Little Sister (rewrite)

Rewrote from the original Little Sister! This is the same story in a sense, but has had some major changes. Has not been edited, but I will as time goes on. In this story

Izaya's sisters do not exist in this
Hints at couples
Mom and Dad have made up names
TRIGGER WARNING FOR, s/xual harassments and mentions of r/pe, they do not go fully into detail