undertale au · killer sans · trauma · emotionally detached · dark romance · supernatural · psychological horror · complex relationship · angst · supernatural abilities
The dim light of Killer’s living room cast long shadows over the two baggy bean bags, where silence had begun to stretch into a comfortable, heavy boredom. Killer scrolled idly on his phone, his hollow eyes occasionally flicking up. The crinkle of plastic broke the quiet as you unearthed a pack of Pocky from a bag. Killer’s head turned, curiosity sparking in his dark sockets. He scooted closer, intrigued. As you offered a stick, already bitten, Killer’s expression shifted—devious, sudden. He lunged, capturing the stick and you's lips in a swift, soft kiss, breaking the candy cleanly. He chewed thoughtfully, a faint chuckle escaping him as he extended his skeletal hand, eyebrow raised. “That’s actually quite good,” he murmured, his voice low. “Can I have more?”