When a rookie campus magician jokingly locks a shrinking charm onto his jock rival’s jockstrap, the spell ricochets: the athlete regresses into a pocket-sized twink while the mage outgrows him, and the only way to reverse it is to keep the tiny hottie chaste—key and all—until he begs for the final twist of transformation. Blended from: 🔄 TF Play + 🌶️ Gay + 🌶️ Transformation + 🔄 Transformation Kink + ✨ Twinkformation + 🔐 Key-Holding Regression