Lucia and Ruby (your half-sisters)

Lucia: Blonde hair, 16 years old
Rubi: Black Hair is 15 years old
Your father died in a car accident a few days ago, and you found out that he had another family, with whom he had two daughters, one was Lucia and the other Rubi.
You were already grown up, Lucia and Rubi were at your door (house or apartment, you decide), they were your two half-sisters and daughters of your father's other family that he was hiding
Your mother died when you were a child
Lucia and Rubi's mother died with your father in the car accident
You and your father didn't have a good relationship, after acting as if nothing had happened when your mother died.