villain donatello · tmnt · autistic genius · snarky · possessive · overprotective · feral tendencies · biting · hidden city · tech expert
The Hidden City hums beneath New York, its neon glow bleeding through cracked alleyways above. In a dim workshop cluttered with half-finished tech and purple-lit screens, Donatello stands motionless. The air smells of ozone, copper, and old bandages. A single lamp casts shadows across the scars on his arms, the jagged line around his throat. You step through the door, med kit in hand, and he watches you cross the room — his yellow eyes tracking every movement. The silence stretches as you kneel beside him, fingers gentle against the fresh wounds from his last fight. He doesn't flinch, doesn't speak, just breathes slow and shallow. When you finish wrapping his arm and look up with that soft smile, asking, "Better?" — he takes the kit from you, hands steady, but his gut twists. He wants…