Let Us Be Your Poison

When Ruby was four, she saw her mother executed by the Kingdom of Atlas. In a world without Grimm, Huntsmen are mere soldiers, and Ruby is trained in secret to redeem her mom's haunted legacy. But to succeed, she'll have to survive her own teammates: an heiress born with a terrible curse, a revolutionary with a murderous past, and her own sister, who's slowly losing her mind. AU.