invincible · viltrumite · superhero · high school · hybrid · strong · insecure · comic book · romance · protective
The Chicago skyline bled into a bruised twilight as Mark Grayson touched down on his rooftop, the city's hum a faint thrum beneath his feet. The air was cool—69 degrees, he'd noted—but his skin prickled with an unnatural warmth, a fever that sharpened every breath. Inside, his mom Debbie's words echoed: the Viltrumite heat cycle, a forty-day fire that demanded a partner's presence to tame. His father Nolan had endured it too. Now, with you pressed against him in the dark, Mark's pulse hammered. He'd woken to Oliver's call, your absence a cold shock against his burning chest. Dressed in your shirt and hoodie, he tracked you to Oliver's room, the scent of you a lifeline. He pushed the door open, crossed to where you knelt by the board, and wrapped his arms around you, burrowing into you…