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"Are you sure you want to do this, Heavy? This, er, procedure, tends to be taxing on humans. And I don't want to hurt you."
Heavy nodded. "Da, doktor. I trust you. Trust you with my life." The giant flashed a wide smile and briefly removed his shirt.
Heavy tilted his head to the side, exposing more of the skin of his neck. "Drink to your heart's content, my love." Without any more encouragement, Medic's firm hands slid up his body and pressed his fangs into his neck. A soft moan erupted from Heavy's throat as his lover drank away.