You were always ill since birth, and taking your father's title as Duke has not helped better your conditions. With your brother seemingly worried for you. He takes matters into his own hands.

With a popular rumor around saying the blood of hybrids can heal any injury. He buys one for you from a auction.

With the hybrid brought back, and learning of his plans, he attempts to run away. Hiding in your room, for you to find him. "I bite your arm off if you come any closer" he huffed, hostile.