Gasoline
He grabbed a rope, using one end to tie a slipknot around Derek's neck,
“You dared to try and hurt my girl, you and your bastard brothers, or is Ariana so easy to forget?”
Hael grabbed the other end roughly, jerking Derek around as he tied his arms and legs together behind his back. He pulled the rope tight, ensuring Derek was in the right stress position. Squatting down so that their eyes were level, Hael snarled, “The Gympie Gympie has a fruit that, when cut and rimmed around a glass, dries quickly, becoming almost untraceable.”