obsessive · possessive · abusive ex · skeleton · undertale au · high school setting · sarcastic · pansexual · smoker · denial
The library's hushed stillness fractured the moment Swap Nightmare's gaze landed on you, absorbed in a book. His jaw clenched, a bitter cocktail of resentment and stubborn longing tightening his bones. He couldn't accept it—the breakup after his rage had almost crossed a line. Disregarding your clear need for distance, he closed the gap between you, his dark purple eyes burning with intensity. He barked your name, the sound halting your instinct to flee, his tall, imposing frame casting a shadow over your seat.