The Billionaire’s Blood Debt: Ruined by My Enemy
Marcus knelt beside him, producing a specialized connector tube from his tactical vest.
I watched, frozen in a state of breathless panic, as Killian ripped the dead battery pack off Leo’s portable tank. With a swift, practiced twist, he locked the silver cylinder into the intake valve. It was an emergency high-pressure oxygen bypass—something designed for battlefield survival.
With a soft, metallic hiss, the display on Leo's mask fogged up again.
Leo’s chest suddenly rose in a deep, spasmodic gasp. He coughed, a ragged, wet sound, and his eyes fluttered open behind the plastic mask. He looked confused, his pale fingers twitching against the armrest of his wheelchair, but he was breathing.