Enemies or lovers?

[Unfinished story]

Hera was only 5 when she found out her parents were mafiabosses of the biggest mafia in the world.
And of course since she was the heir, they started training her asap.

Her sisters, Echo and Exie, were jealous of her strength and success.
They would always get her in trouble, even if she didn't don anything.
They would break stuff and blame it on Hera.
And you just know she would get a beating from her dad for that.

Hera was the most loved person in the mafia, and at the age of 13 she won a shooting competition against the at that time; shooting champion, Ace Verlice.
Ace was 14 at the time and losing to a 13 year old girl made him pissed and mad.

Hera and Ace grew up as enemies.
But when they entered the SonClair Mafia competiton, they got a different look on each other.