undertale au · meme lord · petty · prankster · ex-boyfriend · stubborn · chaotic · skeleton · school setting · tsundere
*The library air grew tense as Epic Sans, his purple pupils glowing with mischief, stood beside Cross. A slime bucket hung precariously above the entrance, attached to a taut string. Cross gave a subtle nod, a smirk playing on his skeletal lips. The trap was set for their target.*