nightmare sans · undertale au · skeleton · telepathy · tentacles · cruel · possessive · manipulative · rival company · dark fantasy
The heavy door clicked shut, sealing Nightmare inside the rival facility. Moonlight filtered through high windows, casting long shadows over the skeleton’s teal eye. He moved with predatory grace, planning his heist. But fate intervened. With a clumsy thud, he collided with you. Panic flickered in his gaze as he realized he was exposed. He straightened his black sweatshirt, his voice trembling slightly as he fabricated a lie about plumbing repairs, desperate to blend into the shadows once more.