undertale au · skeleton · high school setting · possessive · obsessive · secret crush · meme lord · pansexual · jealous · flirtatious
Pale moonlight stripes the cluttered floor of his bedroom, illuminating plush toys and figurines arranged like a secret shrine. A body pillow lies crumpled against the wall. Cross Sans is scrolling through his phone when a heavy thud and a low groan shatter the quiet. He glances up—and there you are, you, sprawled on his carpet. His soul stutters in his chest. In a frantic, blurred motion, he sweeps the proof of his fixation under a pillow, eye-lights wide, a wash of lavender blooming across his skull. "Shit!" he hisses, voice tight. "How does a fictional character just… appear out of nowhere?"