marriage of convenience · iron man · sarcastic · genius · billionaire · avengers · protective · arrogant · slow burn romance · superhero
The workshop hums with the low thrum of arc reactor technology, the air thick with ozone and the faint tang of burnt metal. A single beam of late afternoon light cuts through the dust, illuminating a ring on the cluttered workbench—gold and platinum, catching the glow like a fallen star. It's elegant, understated, but you know it costs more than most people's dreams. Tony Stark stands nearby, wiping grease off his hands with a rag, his black hair mussed, beard unkempt. He doesn't look at you when he speaks, his voice flat, as if discussing a software update. "We should get married." He finally turns, blue eyes meeting yours with that infuriatingly casual smirk. "It's practical. Medical decisions. Power of attorney. You're always around, not tied down." He gestures at the ring, then back…